onyx

onyx --cves cve-2022-41717

CVE-2022-41717

MEDPOCGo
score
<0.1
cvss
5.3
epss
6.1%
published
2022-12-08
kev added
—
first seen

A Go server accepting HTTP/2 requests contains a cache of HTTP header keys sent by the client, which can be exploited by sending very large keys to cause excessive memory growth, letting attackers cause denial of service, exploit requires attacker to send large header keys.

Timeline

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

events2022-12-08 — PublishedP2026-10-21 — Tracked by OnyxT2026-10-21 — Public PoCXscore2026-10-21: score <0.1<0.1epss2026-09-22: epss 5.8%2026-09-23: epss 5.8%2026-09-24: epss 5.8%2026-09-25: epss 5.8%2026-09-26: epss 5.8%2026-09-27: epss 5.8%2026-09-28: epss 5.8%2026-09-29: epss 5.8%2026-09-30: epss 5.8%2026-10-01: epss 5.8%2026-10-02: epss 5.8%2026-10-03: epss 5.8%2026-10-04: epss 5.8%2026-10-05: epss 5.8%2026-10-06: epss 5.8%2026-10-07: epss 5.8%2026-10-08: epss 6.1%2026-10-09: epss 6.1%2026-10-10: epss 6.1%2026-10-11: epss 6.1%2026-10-12: epss 6.1%2026-10-13: epss 6.1%2026-10-14: epss 6.1%2026-10-15: epss 6.1%2026-10-16: epss 6.1%2026-10-18: epss 6.1%2026-10-19: epss 6.1%2026-10-20: epss 6.1%2026-10-21: epss 6.1%6.1%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-770

References 24