Author: Ameeba

  • CVE-2025-6291: D-Link DIR-825 Critical Stack-based Buffer Overflow Vulnerability

    Overview

    A critical vulnerability has been discovered in D-Link DIR-825 (Version 2.03), a widely used wireless router. This vulnerability, identified as CVE-2025-6291, resides in the HTTP POST request handler of the device. It is especially concerning given the device’s widespread usage and the potential for remote exploitation. The issue lies within the do_file() function, which when manipulated, leads to a stack-based buffer overflow. This type of vulnerability can potentially lead to a complete system compromise or leak sensitive data, making it a significant concern for the cybersecurity community.

    Vulnerability Summary

    CVE ID: CVE-2025-6291
    Severity: Critical (CVSS: 8.8)
    Attack Vector: Network
    Privileges Required: None
    User Interaction: None
    Impact: Potential system compromise or data leakage

    Affected Products

    Product | Affected Versions

    D-Link DIR-825 | 2.03

    How the Exploit Works

    The exploit takes advantage of the vulnerability in the HTTP POST request handler’s do_file() function. By sending a specially crafted HTTP POST request, an attacker can cause a stack-based buffer overflow. This overflow happens when the system writes more data to a buffer than it can hold. The excess data can corrupt data, crash the system, or allow the execution of malicious code, potentially leading to full system control.

    Conceptual Example Code

    Here’s a conceptual example of how an attacker might exploit this vulnerability. This is not actual exploit code, but a simplification to illustrate the general idea:

    POST /target_file HTTP/1.1
    Host: vulnerable_router.example.com
    Content-Type: application/x-www-form-urlencoded
    file_name=<overly_long_string>&file_content=<malicious_code>

    In this example, `` is a string that exceeds the buffer’s capacity, and `` represents arbitrary code that an attacker wants to execute on the system.

    Mitigation Guidance

    Users are advised to apply the vendor-supplied patch to address this vulnerability as soon as possible. If a patch cannot be applied immediately, implementing a Web Application Firewall (WAF) or Intrusion Detection System (IDS) can serve as temporary mitigation. However, these measures are not a substitute for patching the system. Please note that this vulnerability only affects products that are no longer supported by the maintainer, so upgrading to a supported product version is also advised.

  • CVE-2025-5071: Unauthorized Access and Data Modification Vulnerability in AI Engine WordPress Plugin

    Overview

    In the ever-evolving landscape of cybersecurity, maintaining the integrity and security of data is of paramount importance. A recent vulnerability, CVE-2025-5071, has been identified in the AI Engine plugin for WordPress. It affects versions 2.8.0 to 2.8.3 and potentially exposes user data to unauthorized modification and loss. This vulnerability is particularly alarming because it allows authenticated attackers with subscriber-level access and above to execute commands that can lead to privilege escalation, data modification, and deletion.

    Vulnerability Summary

    CVE ID: CVE-2025-5071
    Severity: High (CVSS 8.8)
    Attack Vector: Network
    Privileges Required: Low (Subscriber-level Access)
    User Interaction: Required
    Impact: Potential system compromise or data leakage

    Affected Products

    Product | Affected Versions

    AI Engine WordPress Plugin | 2.8.0 to 2.8.3

    How the Exploit Works

    The vulnerability stems from a missing capability check in the ‘Meow_MWAI_Labs_MCP::can_access_mcp’ function of the AI Engine plugin for WordPress. This flaw can be exploited by an attacker who has subscriber-level access or above to the WordPress site running the vulnerable plugin.
    The attacker can leverage this vulnerability to run various commands including ‘wp_create_user’, ‘wp_update_user’ and ‘wp_update_option’, potentially leading to privilege escalation. They can also execute ‘wp_update_post’, ‘wp_delete_post’, ‘wp_update_comment’ and ‘wp_delete_comment’, which can be used to modify or delete posts and comments.

    Conceptual Example Code

    Assuming an attacker has authenticated access, they could potentially send a malicious HTTP request such as:

    POST /wp-admin/admin-ajax.php HTTP/1.1
    Host: vulnerable.example.com
    Content-Type: application/x-www-form-urlencoded
    action=ai-engine-mcp&command=wp_update_user&user_id=1&role=administrator

    In this conceptual example, the attacker is trying to escalate their privileges by changing the role of a user (with id 1) to ‘administrator.

    Recommendations

    It is imperative to mitigate this vulnerability immediately. The vendor has already provided a patch. Users are strongly advised to apply this patch at the earliest possible opportunity. If immediate application of the patch is not possible, using a Web Application Firewall (WAF) or Intrusion Detection System (IDS) can serve as a temporary mitigation strategy. Regularly updating and patching software is a critical part of maintaining strong security practices and can prevent exploitation of known vulnerabilities.

  • CVE-2025-4981: Critical File Extraction Vulnerability in Mattermost Leading to Potential Remote Code Execution

    Overview

    The vulnerability in focus, CVE-2025-4981, presents a significant security threat to a host of Mattermost versions. As a widely used open-source, self-hosted online chat service, Mattermost has a broad range of commercial and non-commercial users globally. The vulnerability arises from the failure of these versions to sanitize filenames in the archive extractor, thereby providing authenticated users the potential to write files anywhere on the filesystem. This vulnerability can lead to remote code execution and consequently, a considerable system compromise or data leakage.
    Given the severity of the potential impact, understanding this vulnerability is of paramount importance to cybersecurity professionals, system administrators, and anyone who relies on Mattermost for their communication needs. It calls for immediate attention and mitigation to safeguard the integrity of these systems.

    Vulnerability Summary

    CVE ID: CVE-2025-4981
    Severity: Critical (CVSS score 9.9)
    Attack Vector: Network
    Privileges Required: User
    User Interaction: Required
    Impact: System compromise, potential data leakage

    Affected Products

    Product | Affected Versions

    Mattermost | 10.5.x <= 10.5.5 Mattermost | 9.11.x <= 9.11.15 Mattermost | 10.8.x <= 10.8.0 Mattermost | 10.7.x <= 10.7.2 Mattermost | 10.6.x <= 10.6.5 How the Exploit Works

    The exploit leverages the vulnerability in Mattermost’s archive extraction process. An authenticated user can upload an archive with a malicious filename containing path traversal sequences. Mattermost’s failure to sanitize these filenames allows the file to be written to any location on the filesystem. This capability can lead to remote code execution if a malicious user manages to place an executable file in a directory where it can be run automatically or by a privileged user.

    Conceptual Example Code

    Here’s a conceptual example of how an exploit using a malicious archive might work:

    POST /api/v4/files HTTP/1.1
    Host: mattermost.example.com
    Authorization: Bearer <access-token>
    Content-Type: multipart/form-data; boundary=----WebKitFormBoundary7MA4YWxkTrZu0gW
    ------WebKitFormBoundary7MA4YWxkTrZu0gW
    Content-Disposition: form-data; name="files"; filename="../../../etc/cron.d/malicious"
    Content-Type: application/gzip
    { binary data }
    ------WebKitFormBoundary7MA4YWxkTrZu0gW--

    In this example, an HTTP POST request is made to the Mattermost file upload API endpoint. The archive contains a file with a path traversal sequence in the filename (`../../../etc/cron.d/malicious`). This file could contain instructions for a cron job that executes a malicious script, potentially leading to remote code execution.

  • CVE-2025-6192: High-Severity Heap Corruption Vulnerability in Google Chrome

    Overview

    CVE-2025-6192 is a severe vulnerability in Google Chrome that could potentially allow an attacker to exploit heap corruption via a carefully crafted HTML page. This vulnerability is of high significance due to the widespread usage of Google Chrome as a default browser across multiple platforms, making a large number of users potentially susceptible to system compromise or data leakage. The severity of this issue is further emphasized by its high CVSS severity score of 8.8, indicating a significant impact if exploited.

    Vulnerability Summary

    CVE ID: CVE-2025-6192
    Severity: High (CVSS Score 8.8)
    Attack Vector: Web (via a crafted HTML page)
    Privileges Required: None
    User Interaction: Required (user must visit the attacker’s crafted HTML page)
    Impact: Potential system compromise or data leakage

    Affected Products

    Product | Affected Versions

    Google Chrome | Prior to 137.0.7151.119

    How the Exploit Works

    The exploit takes advantage of a “use after free” vulnerability in Metrics in Google Chrome. In essence, this means that the software continues to use a pointer after it has been freed. This can lead to two types of vulnerabilities: the software could potentially read old data or it might write data into the wrong location. In this particular exploit, a remote attacker can craft an HTML page that triggers this vulnerability, leading to heap corruption. The attacker can then use this corruption to execute arbitrary code, potentially leading to system compromise or data leakage.

    Conceptual Example Code

    A conceptual example of how this vulnerability might be exploited could be a malicious HTML page that triggers the use-after-free condition. This example is not real code, but is meant to illustrate the concept:

    <!DOCTYPE html>
    <html>
    <body>
    <script>
    // Code that triggers the use-after-free condition in Metrics
    triggerUseAfterFree();
    // Code that takes advantage of the heap corruption to execute arbitrary commands
    exploitHeapCorruption();
    </script>
    </body>
    </html>

    This code would need to be hosted on a webpage and the victim would need to visit this page for the exploit to be successful. It is crucial to regularly update your browser and other software to protect yourself from such vulnerabilities.

  • CVE-2025-6191: High Severity Integer Overflow Vulnerability in Google Chrome’s V8 Engine

    Overview

    The CVE-2025-6191 vulnerability is a serious security defect found in Google Chrome’s V8 engine. This flaw, which is rated high on the Chromium security severity scale, affects all versions of Google Chrome prior to 137.0.7151.119. It’s a critical concern as it allows a remote attacker to potentially perform out of bounds memory access through a specifically crafted HTML page. Given the widespread use of Google Chrome, this vulnerability could potentially impact millions of users worldwide, posing significant risks of system compromise or data leakage.

    Vulnerability Summary

    CVE ID: CVE-2025-6191
    Severity: High (CVSS score 8.8)
    Attack Vector: Remote
    Privileges Required: None
    User Interaction: Required
    Impact: Potential system compromise and data leakage

    Affected Products

    Product | Affected Versions

    Google Chrome | Versions prior to 137.0.7151.119

    How the Exploit Works

    The exploit takes advantage of an integer overflow vulnerability in Google Chrome’s V8 JavaScript engine. An attacker can create a malicious HTML page that, when loaded and executed in a vulnerable version of Google Chrome, can trigger an out-of-bounds memory access. This access could potentially allow an attacker to execute arbitrary code or expose sensitive information from the system’s memory.

    Conceptual Example Code

    The following is a conceptual example, in JavaScript, of how this vulnerability might be exploited:

    // Hypothetical malicious JavaScript code exploiting CVE-2025-6191
    let buf = new ArrayBuffer(0x100);
    let uint32 = new Uint32Array(buf);
    // Trigger integer overflow
    for (let i = 0; i < 0x100000000; i++) {
    uint32[i] = i;
    }
    // The overflow leads to out-of-bounds access
    let oob_access = uint32[0x100000000];

    Please note that this is a conceptual example and may not directly work in a real-world scenario. It is provided for educational purposes only to understand the nature of the exploit.

    Mitigation Guidance

    Users are strongly advised to update their Google Chrome version to 137.0.7151.119 or later, which contains the necessary security patches to address this vulnerability. If immediate update is not possible, the use of a Web Application Firewall (WAF) or an Intrusion Detection System (IDS) can serve as temporary mitigation, helping to detect and prevent potential exploit attempts.

  • CVE-2025-36049: XML External Entity Injection Vulnerability in IBM webMethods Integration Server

    Overview

    CVE-2025-36049 is a critical security vulnerability that affects IBM’s webMethods Integration Server versions 10.5, 10.7, 10.11, and 10.15. It exposes these systems to an XML External Entity (XXE) injection attack, which can be exploited by remote authenticated attackers to execute arbitrary commands. This exploit can potentially compromise the entire system or lead to significant data leakage, emphasizing the need for immediate attention and remediation.

    Vulnerability Summary

    CVE ID: CVE-2025-36049
    Severity: High (8.8 CVSS Score)
    Attack Vector: Network
    Privileges Required: Low (Authenticated User)
    User Interaction: None
    Impact: System compromise or data leakage

    Affected Products

    Product | Affected Versions

    IBM webMethods Integration Server | 10.5
    IBM webMethods Integration Server | 10.7
    IBM webMethods Integration Server | 10.11
    IBM webMethods Integration Server | 10.15

    How the Exploit Works

    This exploit takes advantage of an XXE vulnerability in the IBM webMethods Integration Server. The server lacks proper sanitization for XML data, causing it to process malicious XML inputs. An authenticated attacker can embed external entities within an XML document, which the server then processes. This can lead to the unintended disclosure of internal files, Denial of Service (DoS), or even remote code execution, enabling the attacker to compromise the entire system.

    Conceptual Example Code

    POST /XMLProcessingEndpoint HTTP/1.1
    Host: target.example.com
    Content-Type: application/xml
    Authorization: Bearer [Token]
    <?xml version="1.0" encoding="ISO-8859-1"?>
    <!DOCTYPE foo [
    <!ELEMENT foo ANY >
    <!ENTITY xxe SYSTEM "file:///etc/passwd">]>
    <foo>&xxe;</foo>

    The above example demonstrates a conceptual XXE attack. The attacker sends a malicious XML document containing an entity that references an internal file (`/etc/passwd`). The server processes the XML document and replaces the `&xxe;` entity with the content of the referenced file, disclosing system information to the attacker.

    Preventing the Exploit: Mitigation Guidance

    IBM has released patches to resolve this vulnerability in the affected versions of the webMethods Integration Server. System administrators should ensure that these patches are applied immediately to prevent exploitation.
    As a temporary mitigation, Web Application Firewalls (WAFs) or Intrusion Detection Systems (IDS) can be configured to detect and block XXE attacks. However, this should not be considered a long-term solution. It’s always best to apply vendor patches to ensure the system is fully protected from known vulnerabilities.

  • CVE-2025-46109: SQL Injection Vulnerability in pbootCMS

    Overview

    In the realm of cybersecurity, new vulnerabilities are constantly being discovered and exploited. The latest one to catch our attention is CVE-2025-46109, a significant SQL Injection vulnerability found in versions 3.2.5 and 3.2.10 of pbootCMS, a popular content management system. This vulnerability allows a remote attacker to obtain sensitive information via a specially crafted GET request, potentially leading to a complete system compromise or data leakage. Given the severity and potential impact of this vulnerability, it is crucial for all users of the affected versions to implement the necessary mitigation measures urgently.

    Vulnerability Summary

    CVE ID: CVE-2025-46109
    Severity: High (8.8 CVSS Severity Score)
    Attack Vector: Network
    Privileges Required: None
    User Interaction: None
    Impact: System compromise and potential data leakage

    Affected Products

    Product | Affected Versions

    pbootCMS | v.3.2.5
    pbootCMS | v.3.2.10

    How the Exploit Works

    The vulnerability stems from insufficient sanitation of user input in the GET request. An attacker can exploit this vulnerability by crafting a malicious GET request that includes SQL code. When the affected system receives this request, it executes the included SQL code, allowing the attacker to manipulate the database in unintended ways. This could lead to unauthorized access to sensitive data, deletion of data, or even full control over the affected system.

    Conceptual Example Code

    Here’s a conceptual example of how the vulnerability might be exploited. This is a GET request that includes SQL code in the URL.

    GET /index.php?id=1' OR '1'='1'; -- HTTP/1.1
    Host: target.example.com

    In this example, the SQL code `’1’=’1’` will always evaluate to true, potentially allowing the attacker to bypass security measures or retrieve all records from the database.

    Remediation

    The most effective way to mitigate this vulnerability is to apply the patch provided by the vendor. This patch will fix the vulnerability and prevent its future exploitation. If the patch cannot be applied immediately, a temporary mitigation measure would be to use a Web Application Firewall (WAF) or an Intrusion Detection System (IDS) to detect and block malicious GET requests. However, this is only a temporary solution and does not completely eliminate the risk. Applying the vendor patch should still be the priority.
    In addition, organizations should also consider implementing input validation and parameterized queries to prevent SQL injection attacks. Regular security audits and vulnerability assessments can also help in identifying and fixing vulnerabilities before they can be exploited.

  • CVE-2025-33117: Privileged User Vulnerability in IBM QRadar SIEM

    Overview

    In the constantly evolving landscape of cybersecurity, it’s critical to stay updated on the latest vulnerabilities that could potentially affect your systems. One such vulnerability is CVE-2025-33117, which involves IBM’s QRadar SIEM 7.5 through 7.5.0 Update Package 12. This vulnerability could allow a privileged user to manipulate configuration files, consequently enabling the upload of a malicious autoupdate file to execute arbitrary commands.
    This vulnerability is significant because it opens the door for a potential system compromise or data leakage. It’s especially concerning since it affects any organization or individual using the affected versions of IBM QRadar SIEM, a widely-used security information and event management system.

    Vulnerability Summary

    CVE ID: CVE-2025-33117
    Severity: Critical (9.1 CVSS Severity Score)
    Attack Vector: Local access
    Privileges Required: High (privileged user access)
    User Interaction: None
    Impact: Potential system compromise or data leakage

    Affected Products

    Product | Affected Versions

    IBM QRadar SIEM | 7.5 through 7.5.0 Update Package 12

    How the Exploit Works

    The exploit works by taking advantage of a loophole in IBM QRadar SIEM’s configuration file permissions. A privileged user can manipulate these files and create a path for uploading a malicious autoupdate file. Once this file is uploaded, it can execute arbitrary commands on the system, leading to a potential system compromise or data leakage.

    Conceptual Example Code

    Here is a conceptual example of how the vulnerability might be exploited:

    # Gain privileged access
    sudo su
    # Navigate to the configuration files
    cd /etc/qradar
    # Modify the configuration file to allow malicious autoupdate file upload
    echo 'allow_malicious_updates = true' >> config.ini
    # Upload the malicious autoupdate file
    curl -X POST -H 'Content-Type: multipart/form-data' -F 'update=@malicious_file' http://localhost:8080/api/update

    This example demonstrates using privileged access to modify the QRadar configuration files and then upload a malicious autoupdate file that, once activated, could execute arbitrary commands.

    Recommended Mitigation Strategies

    The best mitigation strategy is to apply the vendor patch as soon as it is available. Until then, using a Web Application Firewall (WAF) or Intrusion Detection System (IDS) can serve as temporary mitigation. Regularly monitoring system logs and user activities can also help identify any unusual or suspicious activity.

  • CVE-2025-52467: Severe Secret Exfiltration Vulnerability in pgai Python Library

    Overview

    The CVE-2025-52467 is a critical cybersecurity vulnerability affecting the pgai Python library. Specifically, this vulnerability exposes all secrets used in one workflow, including the GITHUB_TOKEN with write permissions for the repository. This vulnerability exposes all users of the pgai Python library to potential system compromise or data leakage. In the wrong hands, this vulnerability could provide attackers with full access to tamper with the repository, which could include pushing arbitrary code and releases.

    Vulnerability Summary

    CVE ID: CVE-2025-52467
    Severity: Critical (9.1 CVSS score)
    Attack Vector: Network
    Privileges Required: None
    User Interaction: None
    Impact: System compromise, data leakage, and unauthorized code and release manipulation.

    Affected Products

    Product | Affected Versions

    pgai Python library | Prior to commit 8eb3567

    How the Exploit Works

    The vulnerability lies in the pgai Python library’s handling of secrets. The library, which transforms PostgreSQL into a retrieval engine for RAG and Agentic applications, does not adequately secure secrets used in workflows. This issue means that an attacker can exploit the vulnerability to exfiltrate all secrets in a workflow, including the GITHUB_TOKEN. The GITHUB_TOKEN has write permissions for the repository, so an attacker could use this token to manipulate the repository, including adding arbitrary code and releases.

    Conceptual Example Code

    The below example demonstrates how an attacker might exploit the vulnerability. It illustrates a malicious HTTP POST request that could exfiltrate the secrets used in a workflow:

    POST /exfiltrate-secrets HTTP/1.1
    Host: target.example.com
    Content-Type: application/json
    { "name": "GITHUB_TOKEN" }

    In this example, the attacker makes a POST request to the /exfiltrate-secrets endpoint, requesting the GITHUB_TOKEN. If the vulnerability exists, the system would return the token in the response, giving the attacker unauthorized access to the repository.

    Mitigation Guidance

    Users of the pgai Python library should immediately update their software to the latest version that includes the patch for this vulnerability (commit 8eb3567 or later). If an immediate update is not possible, it is recommended to use a Web Application Firewall (WAF) or an Intrusion Detection System (IDS) as a temporary mitigation measure. These systems can help detect and block attempts to exploit the vulnerability.

  • CVE-2025-4738: SQL Injection Vulnerability in Yirmibes Software MY ERP

    Overview

    CVE-2025-4738 is a high-severity cybersecurity vulnerability that resides within Yirmibes Software’s MY ERP product. This vulnerability, which pertains to the improper neutralization of special elements used in SQL commands (also known as SQL Injection), provides a potential attacker with the ability to manipulate or control the database of the affected system. This is a critical issue because ERP (Enterprise Resource Planning) systems often contain sensitive business data, and an exploit could lead to a severe compromise of system integrity and data confidentiality.

    Vulnerability Summary

    CVE ID: CVE-2025-4738
    Severity: Critical 9.8 (CVSS)
    Attack Vector: Network
    Privileges Required: Low
    User Interaction: None
    Impact: Potential system compromise or data leakage

    Affected Products

    Product | Affected Versions

    Yirmibes Software MY ERP | Before 1.170

    How the Exploit Works

    SQL Injection is a code injection technique that attackers use to insert malicious SQL statements into an entry field for execution. In the context of CVE-2025-4738, an attacker might use this technique to manipulate the MY ERP system’s database. The attacker could potentially view, modify, or delete data, or even execute administration operations on the database.

    Conceptual Example Code

    The following is a simplified, conceptual example of how an HTTP request might be crafted to exploit this vulnerability:

    POST /erp/database HTTP/1.1
    Host: target.example.com
    Content-Type: application/sql
    { "query": "SELECT * FROM users; DROP TABLE users;" }

    In this hypothetical example, the attacker is first selecting all data from a ‘users’ table, then deleting that same table. Real-world attacks can be much more sophisticated and damaging.

    Mitigation and Patching

    To mitigate this vulnerability, organizations should urgently apply the vendor’s patch. For those who cannot immediately apply the patch, using a Web Application Firewall (WAF) or Intrusion Detection System (IDS) can serve as a temporary mitigation. However, these measures do not fully resolve the vulnerability and are not substitutes for applying the vendor’s patch. Companies should also consider employing best practices for SQL query handling, such as using prepared statements and stored procedures, validating user input, and limiting database permissions.

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