CVE-2026-43951 | THREATINT

Description

Out-of-bounds Read vulnerability in Apache HTTP Server with mod_headers and mod_mime and multiple response languages. This issue affects Apache HTTP Server: from 2.4.0 through 2.4.67.

PUBLISHED Reserved 2026-05-04 | Published 2026-06-08 | Updated 2026-06-08 | Assigner apache

Problem types

CWE-125 Out-of-bounds Read

Product status

Default status

unaffected

2.4.0 (semver)

affected

Timeline

2026-04-27:	reported
2026-06-05:	fixed in 2.4.x by r1935006
2026-06-08:	2.4.68 released

Credits

Zhenpeng (Leo) Lin at depthfirst finder

References

www.openwall.com/lists/oss-security/2026/06/08/10

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

cve.org (CVE-2026-43951)

nvd.nist.gov (CVE-2026-43951)

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