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CVE-2025-54571

6.1 · MEDIUM

ModSecurity is an open source, cross platform web application firewall (WAF) engine for Apache, IIS and Nginx.

Published Aug 6, 2025CWE-252EPSS 0.33%

Overview

CVE-2025-54571 is a medium-severity vulnerability. It was published on August 6, 2025 and has a CVSS 3.1 base score of 6.1 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 6.1, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

ModSecurity is an open source, cross platform web application firewall (WAF) engine for Apache, IIS and Nginx. In versions 2.9.11

and below, an attacker can override the HTTP response’s Content-Type, which could lead to several issues depending on the HTTP scenario. For example, we have demonstrated the potential for XSS and arbitrary script source code disclosure in the latest version of mod_security2. This issue is fixed in version 2.9.12.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

GitHubgithub.com/owasp-modsecurity/ModSecurity/commit/6d7e8eb18f2d7d368fb8e29516fcdeaeb8d349b8GitHubgithub.com/owasp-modsecurity/ModSecurity/issues/2514GitHubgithub.com/owasp-modsecurity/ModSecurity/security/advisories/GHSA-cg44-9m43-3f9vReflists.debian.org/debian-lts-announce/2025/09/msg00008.htmlGitHubgithub.com/owasp-modsecurity/ModSecurity/security/advisories/GHSA-cg44-9m43-3f9v

How CyberStrike helps

Frequently asked questions

What is CVE-2025-54571?

CVE-2025-54571 is a medium-severity vulnerability. It was published on August 6, 2025 and has a CVSS 3.1 base score of 6.1 (MEDIUM).

How severe is CVE-2025-54571?

This vulnerability has a CVSS 3.1 base score of 6.1, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2025-54571?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2025-54571?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2025-54571 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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