CVEvulnerability
CVE-2026-56154
9.8 CRITICAL
Official page ↗
- Status
- Analyzed
- Published
- 2026-10-01
- Last modified
- 2026-10-05
- Assigner
- [email protected]
- CVSS 3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0)
- 9.8 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Weaknesses
- CWE-416
Description
Use After Free vulnerability in Apache HTTP Server's mod_rewrite when using lookahead (%{LA-U:HTTP:...})
This issue affects Apache HTTP Server: from 2.4.0 through 2.4.68.
Affected configurations
• apache http server (>= 2.4.0 < 2.4.69)
Related
Weakness · CWE (1)
- CWE-416 Use After Free weakness
References
- https://httpd.apache.org/security/vulnerabilities_24.html Vendor Advisory
- http://www.openwall.com/lists/oss-security/2026/10/01/17 Mailing List, Third Party Advisory