onyx

onyx --cves cve-2019-9513

CVE-2019-9513

HIGHnginx
score
<0.1
cvss
7.5
epss
81.6%
published
2019-08-13
kev added
—
first seen

Some HTTP/2 implementations contain a resource loop caused by maliciously shuffled request stream priorities, letting attackers cause denial of service through excessive CPU consumption, exploit requires attacker to control request streams.

Timeline

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

events2019-08-13 — PublishedP2026-10-21 — Tracked by OnyxTscore2026-10-21: score <0.1<0.1epss2026-09-22: epss 81.6%2026-09-23: epss 81.6%2026-09-24: epss 81.6%2026-09-25: epss 81.6%2026-09-26: epss 81.6%2026-09-27: epss 81.6%2026-09-28: epss 81.6%2026-09-29: epss 81.6%2026-09-30: epss 81.6%2026-10-01: epss 81.6%2026-10-02: epss 81.6%2026-10-03: epss 81.6%2026-10-04: epss 81.6%2026-10-05: epss 81.6%2026-10-06: epss 81.6%2026-10-07: epss 81.6%2026-10-08: epss 81.6%2026-10-09: epss 81.6%2026-10-10: epss 81.6%2026-10-11: epss 81.6%2026-10-12: epss 81.6%2026-10-13: epss 81.6%2026-10-14: epss 81.6%2026-10-15: epss 81.6%2026-10-16: epss 81.6%2026-10-18: epss 81.6%2026-10-19: epss 81.6%2026-10-20: epss 81.6%2026-10-21: epss 81.6%81.6%mentions/day0no mentions in 30 days2026-09-22today
  1. Published
  2. Tracked by Onyx

Weaknesses

CWE-400 NVD-CWE-Other

References 28

3 more