onyx

onyx --cves cve-2022-22720

CVE-2022-22720

score
<0.1
cvss
9.8
epss
28.2%
published
2022-03-14
kev added
—
first seen

Apache HTTP Server 2.4.52 and earlier contains a request smuggling vulnerability caused by failing to close inbound connections when errors occur, letting attackers manipulate request parsing, exploit requires crafted HTTP requests.

Timeline

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

events2022-03-14 — PublishedP2026-10-21 — Tracked by OnyxT2026-10-21 — Public PoCXscore2026-10-21: score <0.1<0.1epss2026-09-22: epss 28.2%2026-09-23: epss 28.2%2026-09-24: epss 28.2%2026-09-25: epss 28.2%2026-09-26: epss 28.2%2026-09-27: epss 28.2%2026-09-28: epss 28.2%2026-09-29: epss 28.2%2026-09-30: epss 28.2%2026-10-01: epss 28.2%2026-10-02: epss 28.2%2026-10-03: epss 28.2%2026-10-04: epss 28.2%2026-10-05: epss 28.2%2026-10-06: epss 28.2%2026-10-07: epss 28.2%2026-10-08: epss 28.2%2026-10-09: epss 28.2%2026-10-10: epss 28.2%2026-10-11: epss 28.2%2026-10-12: epss 28.2%2026-10-13: epss 28.2%2026-10-14: epss 28.2%2026-10-15: epss 28.2%2026-10-16: epss 28.2%2026-10-18: epss 28.2%2026-10-19: epss 28.2%2026-10-20: epss 28.2%2026-10-21: epss 28.2%28.2%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-444

References 16