CRITICALCVSS 9.8

CVE-2026-56154

CVE-2026-56154 updated by NVD

Modified: 2026-10-07
Sources: nvd

Summary

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.

References

https://nvd.nist.gov/vuln/detail/CVE-2026-56154

Includes data from the National Vulnerability Database (NIST). NVD data is in the public domain; this page is not endorsed by NIST.

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