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onyx --cves cve-2026-42536

CVE-2026-42536

HIGHPOCApache HTTP Server
score
1.1
cvss
7.5
epss
2.7%
published
2026-06-08
kev added
—
first seen

Apache HTTP Server 2.4.0 through 2.4.67 contains a heap-based buffer overflow caused by improper handling of untrusted content in mod_xml2enc's xml2StartParse, letting attackers cause memory corruption or remote code execution, exploit requires crafted XML content.

Timeline

How this CVE moved toward exploitation. Chart: last 30 days — trend score, EPSS, community mentions per day; hover the event lane.

events2026-06-08 — PublishedP2026-10-21 — Tracked by OnyxT2026-10-21 — Public PoCXscore2026-10-21: score 1.11.1epss2026-09-22: epss 1.0%2026-09-23: epss 1.0%2026-09-24: epss 2.7%2026-09-25: epss 2.7%2026-09-26: epss 2.7%2026-09-27: epss 2.7%2026-09-29: epss 2.7%2026-09-30: epss 2.7%2026-10-01: epss 2.7%2026-10-02: epss 2.7%2026-10-03: epss 2.7%2026-10-04: epss 2.7%2026-10-05: epss 2.7%2026-10-06: epss 2.7%2026-10-07: epss 2.7%2026-10-08: epss 2.7%2026-10-09: epss 2.7%2026-10-10: epss 2.7%2026-10-11: epss 2.7%2026-10-12: epss 2.7%2026-10-13: epss 2.7%2026-10-14: epss 2.7%2026-10-15: epss 2.7%2026-10-16: epss 2.7%2026-10-18: epss 2.7%2026-10-19: epss 2.7%2026-10-20: epss 2.7%2026-10-21: epss 2.7%2.7%mentions/day0no mentions in 30 days2026-09-22today
  1. Published
  2. Tracked by Onyx
  3. Public PoC

Exploit availability

Public PoC flagged by vulnx; no direct exploit link among the citations.

Weaknesses

CWE-122 CWE-120

References 16