Overview
The cybersecurity landscape is constantly evolving, and to stay ahead, it’s crucial to remain aware of new vulnerabilities and threat vectors. One such vulnerability is CVE-2025-53277, a high-severity Cross-Site Request Forgery (CSRF) vulnerability found in Infigo Software’s IS-theme-companion. This vulnerability is critical as it allows for Object Injection, which could potentially lead to system compromise or data leakage, posing significant risk to users and systems utilizing this software.
Cross-Site Request Forgery is a type of malicious exploit that tricks the victim into submitting a malicious request. It involves an attacker manipulating a victim to perform an action on their behalf. The impact of this vulnerability is severe, highlighting the need for immediate attention and remediation measures.
Vulnerability Summary
CVE ID: CVE-2025-53277
Severity: High (CVSS: 8.8)
Attack Vector: Network
Privileges Required: None
User Interaction: Required
Impact: System compromise or data leakage
Affected Products
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Ameeba is private infrastructure for communication and sensitive work built on encrypted identity instead of exposed corporate identity systems.
Passwords, credentials, confidential files, screenshots, internal discussions, sensitive AI context, and private coordination should not become exposed across ordinary communication platforms.
- • Encrypted identity
- • Private Spaces for organizations and teams
- • End-to-end encrypted chat, calls, files, and notes
- • Sensitive AI work and protected collaboration
- • Built for information that cannot leak
Our mission is to secure human work alongside AI.
Product | Affected Versions
Infigo Software IS-theme-companion | All versions through 1.57
How the Exploit Works
The vulnerability exploits the lack of CSRF protections in the IS-theme-companion software. An attacker can send a malicious request to a user’s browser, which then unknowingly sends this request to the server with the user’s session information. The server processes the request as if it came from the authenticated user, thus allowing the attacker to perform actions like changing user settings, performing transactions, or even compromising the system.
Conceptual Example Code
The following is a conceptual example of how the vulnerability might be exploited. It illustrates a HTTP request with a malicious payload:
POST /vulnerable/endpoint HTTP/1.1
Host: target.example.com
Content-Type: application/json
{
"malicious_payload": "Injected Object"
}In this example, the “Injected Object” is the malicious payload that exploits the CSRF vulnerability, tricking the server into processing a request that it believes comes from the authenticated user.
How to Mitigate the Vulnerability
The quickest mitigation for this vulnerability is applying the vendor patch. This should be the first course of action for any organization using the affected software in their environment. For temporary mitigation before the patch can be applied or in instances where the patch cannot be immediately applied, using a Web Application Firewall (WAF) or Intrusion Detection System (IDS) can help prevent the exploitation of this vulnerability.