CVEvulnerability

CVE-2026-23918

8.8 HIGH Published 2026-05-04 Modified 2026-10-26 Official page ↗

Status: Modified
Published: 2026-05-04
Last modified: 2026-10-26
Assigner: [email protected]
CVSS 3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0): 8.8 HIGH — CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS 3.1 (0b0ca135-0b70-47e7-9f44-1890c2a1c46c): 8.8 HIGH — CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weaknesses: CWE-1341, CWE-415

Description

Double Free and possible RCE vulnerability in Apache HTTP Server with the HTTP/2 protocol. This issue affects Apache HTTP Server: 2.4.66. Users are recommended to upgrade to version 2.4.67, which fixes the issue.

Affected configurations

• apache http server 2.4.66

Weakness · CWE (2)

CWE-1341 Multiple Releases of Same Resource or Handle weakness
CWE-415 Double Free weakness

References

https://httpd.apache.org/security/vulnerabilities_24.html Vendor Advisory
http://www.openwall.com/lists/oss-security/2026/05/04/19 Mailing List, Third Party Advisory
https://access.redhat.com/errata/RHSA-2026:13938 access.redhat.com
https://access.redhat.com/security/cve/CVE-2026-23918 access.redhat.com
https://bugzilla.redhat.com/show_bug.cgi?id=2465304 bugzilla.redhat.com
https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-23918.json security.access.redhat.com

CVE-2026-23918

Description

Affected configurations

Related

Weakness · CWE (2)

References