CVE-2026-33007

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.

PUBLISHED Reserved 2026-03-17 | Published 2026-05-04 | Updated 2026-05-05 | Assigner apache

Problem types

CWE-476 NULL Pointer Dereference

Product status

Timeline

Credits

Pavel Kohout, Aisle Research, Aisle.com finder

Arkadi Vainbrand finder

References

www.openwall.com/lists/oss-security/2026/05/04/22

httpd.apache.org/security/vulnerabilities_24.html vendor-advisory

cve.org (CVE-2026-33007)

nvd.nist.gov (CVE-2026-33007)

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