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CVE-2025-55741: Privilege Bypass Vulnerability in UnoPim Application

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Overview

The CVE-2025-55741 vulnerability pertains to a flaw found in the UnoPim open-source Product Information Management (PIM) system. It affects versions 0.3.0 and earlier of the PIM system and can potentially lead to unauthorized deletion of products, causing data loss and business disruption. This vulnerability is particularly noteworthy due to the potential for system compromise and data leakage, which can have a significant impact on any business using the affected software.

Vulnerability Summary

CVE ID: CVE-2025-55741
Severity: High (CVSS: 8.1)
Attack Vector: Network
Privileges Required: Low
User Interaction: None
Impact: Unauthorized product deletion leading to potential system compromise and data leakage.

Affected Products

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Product | Affected Versions

UnoPim | 0.3.0 and below

How the Exploit Works

The vulnerability lies in the way the UnoPim system handles user privileges. While the system correctly restricts users without deletion privileges from removing products via the standard endpoint, it fails to enforce the same restrictions at the mass-delete endpoint. As a result, a malicious user can bypass the intended access controls and issue requests to the mass-delete endpoint, leading to unauthorized deletion of products.

Conceptual Example Code

Here’s a conceptual example of how the vulnerability might be exploited. This is a sample HTTP DELETE request to the mass-delete endpoint:

DELETE /products/mass-delete HTTP/1.1
Host: target.example.com
Content-Type: application/json
{ "product_ids": [1, 2, 3] }

In this example, the attacker sends a DELETE request to the mass-delete endpoint with a list of product IDs. The server processes the request and deletes the products, even though the user does not have the appropriate delete privileges.

Mitigation

The vulnerability is fixed in version 0.3.1 of UnoPim. Users of the affected versions are strongly recommended to update to the latest version to protect their systems. If updating isn’t immediately possible, implementing a Web Application Firewall (WAF) or Intrusion Detection System (IDS) can provide temporary mitigation. These tools can detect and block suspicious requests to the mass-delete endpoint, reducing the risk of unauthorized product deletion. However, these are temporary solutions and updating to the patched version remains the most effective way to secure the system against this vulnerability.

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Disclaimer:

The information and code presented in this article are provided for educational and defensive cybersecurity purposes only. Any conceptual or pseudocode examples are simplified representations intended to raise awareness and promote secure development and system configuration practices.

Do not use this information to attempt unauthorized access or exploit vulnerabilities on systems that you do not own or have explicit permission to test.

Ameeba and its authors do not endorse or condone malicious behavior and are not responsible for misuse of the content. Always follow ethical hacking guidelines, responsible disclosure practices, and local laws.

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