CVE-2026-56154

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.

Affected Software

VendorProductVersion RangeStatus
Apache Software FoundationApache HTTP Server2.4.0 <= 2.4.68affected

Weaknesses

  • CWE-416: CWE-416 Use After Free

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: yes
    • Technical Impact: total

CVE Program Container

Additional References

References