Description
A NULL pointer dereference in the mod_authn_socache in Apache HTTP Server 2.4.66 and earlier allows an unauthenticated remote user to crash a child process in a caching forward proxy configuration. Users are recommended to upgrade to version 2.4.67, which fixes this issue.
Affected products
apache: http server
References2
- httpd.apache.org/security/vulnerabilities_24.html Vendor Advisory
- www.openwall.com/lists/oss-security/2026/05/04/22 Mailing ListThird Party Advisory
Metrics
- CVSS 3.1
-
5.3
MEDIUM
Score source: CNA
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L - EPSS — exploit probability
- 1% percentile: 44 · as of 13 November 2026
- CWE
- CWE-476
Could this be exploited in your environment?
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