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Apache HTTP Server 2.4.66 — HTTP/2 double-free RCE (CVSS 8.8)

cve · CVE-2026-23918

Story timeline

  1. 2026-05-06CTI Daily Brief — 2026-05-06
    active_vulnsFirst coverage. Double-free in mod_http2 on early stream reset; DoS trivial, RCE requires APR mmap allocator (default Debian/Docker); PoC confirmed; fixed in Apache 2.4.67.