CVE-2025-54090: Apache HTTP Server: 'RewriteCond expr' always evaluates to true in 2.4.64
A bug in Apache HTTP Server 2.4.64 results in all "RewriteCond expr ..." tests evaluating as "true".
Users are recommended to upgrade to version 2.4.65, which fixes the issue.
Other sources
Apache HTTP Server: 'RewriteCond expr' always evaluates to true in 2.4.64
— Microsoft
Affected Software
Remediation
Patch Available
Event History
Frequently Asked Questions
What is the severity of CVE-2025-54090?
CVE-2025-54090 is a significant vulnerability that can cause all 'RewriteCond expr ...' tests in Apache HTTP Server 2.4.64 to evaluate as 'true', leading to potential security risks.
How do I fix CVE-2025-54090?
To fix CVE-2025-54090, users are recommended to upgrade to Apache HTTP Server version 2.4.65 or later.
Which versions of Apache HTTP Server are affected by CVE-2025-54090?
Apache HTTP Server versions prior to 2.4.65 are affected by CVE-2025-54090.
What are the implications of CVE-2025-54090 for my web server?
CVE-2025-54090 can lead to unintended behaviors in URL rewriting, potentially compromising the security of your web server.
Where can I find more information about CVE-2025-54090?
More information regarding CVE-2025-54090 can typically be found in security advisories issued by Apache or relevant cybersecurity resources.