SB2025080617 - XSS and information disclosure in ModSecurity 



SB2025080617 - XSS and information disclosure in ModSecurity

Published: August 6, 2025

Security Bulletin ID SB2025080617
Severity
Medium
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Data manipulation

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Unchecked return value (CVE-ID: CVE-2025-54571)

The vulnerability allows a remote attacker to bypass implemented security restrictions.

The vulnerability exists due to insufficient checks of the return value when handling HTTP requests. A remote attacker can override HTTP response Content-Type header and perform XSS attacks or disclose arbitrary script source code.


Remediation

Install update from vendor's website.