CVE-2026-23918
HIGH | Platform: macOS | Changelog
CVE Details
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.
CVSS 3.1 Score
| Metric | Value |
|---|---|
| Base Score | 8.8 (HIGH) |
| Vector | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
Weakness
References
- Apple Security Advisory
- NVD Entry
- 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
- https://access.redhat.com/security/cve/CVE-2026-23918
- https://bugzilla.redhat.com/show_bug.cgi?id=2465304
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-23918.json