Vulnerability in Apache HTTP Server
CVE-2025-54090
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L.
EPSS exploit prediction
EPSS: 0.008 (56.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 56th percentile — 56.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.007 · newest: 0.008 · change: +0.001
Affected products
- Apache HTTP Server — versions 2.4.64
- Apache Software Foundation HTTP Server — versions 2.4.64
Weakness classification (CWE)
Public proof-of-concept exploits
References
- httpd.apache.org/security/vulnerabilities_24.html (vendor-advisory, Release Notes)
- af854a3a-2127-422b-91ae-364da2661108
- af854a3a-2127-422b-91ae-364da2661108
- af854a3a-2127-422b-91ae-364da2661108 (Issue Tracking, Patch)
Frequently asked questions
- What is CVE-2025-54090?
- CVE-2025-54090 is a medium-severity vulnerability in Apache HTTP Server, classified under CWE-253. CVSS score: 6.3/10. Published 2025-07-23.
- How severe is CVE-2025-54090?
- Medium severity. CVSS v3 base score is 6.3 out of 10.
- Is CVE-2025-54090 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.