cbcvebase.
CVE-2026-33007
published 2026-05-04

CVE-2026-33007: 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…

medium5.3CVSS 3.1
AVNACLPRNUINSUCNINAL
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

5 ranges
VendorProductVersion rangeFixed in
apachehttp_server>= 2.4.0 < 2.4.672.4.67
apachehttpd
apache_software_foundationapache_http_server2.4.0 – 2.4.66
httpd_2.4httpd
ubuntuapache2