CVE-2025-54090

EUVD-2025-22448
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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
6.3 MEDIUM
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
CISA-ADPADP
6.3 MEDIUM
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Base Score
CVSS 3.x
EPSS Score
Percentile: 47%
Affected Products (NVD)
VendorProductVersion
apachehttp_server
2.4.64
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
apache2
bookworm
2.4.66-1~deb12u1
not-affected
bookworm (security)
2.4.62-1~deb12u2
fixed
bullseye
2.4.62-1~deb11u1
not-affected
bullseye (security)
2.4.66-1~deb11u1
fixed
forky
2.4.66-6
fixed
sid
2.4.66-6
fixed
trixie
2.4.66-1~deb13u1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
apache2
bionic
not-affected
focal
not-affected
jammy
not-affected
noble
not-affected
plucky
not-affected
trusty
not-affected
xenial
not-affected
Common Weakness Enumeration
References
https://httpd.apache.org/security/vulnerabilities_24.html
http://www.openwall.com/lists/oss-security/2025/07/24/2
https://lists.debian.org/debian-lts-announce/2025/08/msg00009.html
https://news.ycombinator.com/item?id=44666896