onyx

onyx --cves cve-2009-3896

CVE-2009-3896

MEDPOCnginx
score
<0.1
cvss
5.0
epss
10.2%
published
2009-11-24
kev added
—
first seen

nginx versions 0.1.0 through 0.4.14, 0.5.x before 0.5.38, 0.6.x before 0.6.39, 0.7.x before 0.7.62, and 0.8.x before 0.8.14 contain a denial of service caused by NULL pointer dereference in ngx_http_parse.c, letting remote attackers crash worker processes via a long URI, exploit requires sending a crafted long URI.

Timeline

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

events2009-11-24 — PublishedP2026-10-21 — Tracked by OnyxT2026-10-21 — Public PoCXscore2026-10-21: score <0.1<0.1epss2026-09-22: epss 10.2%2026-09-23: epss 10.2%2026-09-24: epss 10.2%2026-09-25: epss 10.2%2026-09-26: epss 10.2%2026-09-27: epss 10.2%2026-09-28: epss 10.2%2026-09-29: epss 10.2%2026-09-30: epss 10.2%2026-10-01: epss 10.2%2026-10-02: epss 10.2%2026-10-03: epss 10.2%2026-10-04: epss 10.2%2026-10-05: epss 10.2%2026-10-06: epss 10.2%2026-10-07: epss 10.2%2026-10-08: epss 10.2%2026-10-09: epss 10.2%2026-10-10: epss 10.2%2026-10-11: epss 10.2%2026-10-12: epss 10.2%2026-10-13: epss 10.2%2026-10-14: epss 10.2%2026-10-15: epss 10.2%2026-10-16: epss 10.2%2026-10-18: epss 10.2%2026-10-19: epss 10.2%2026-10-20: epss 10.2%2026-10-21: epss 10.2%10.2%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-119

References 15