onyx

onyx --cves cve-2019-20043

CVE-2019-20043

score
<0.1
cvss
4.3
epss
2.5%
published
2019-12-27
kev added
—
first seen

WordPress versions 3.7 to 5.3.0 contain an authorization bypass caused by insufficient permission checks in the REST API, letting authenticated users without publish rights mark posts as sticky, exploit requires authentication.

Timeline

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

events2019-12-27 — PublishedP2026-10-21 — Tracked by OnyxTscore2026-10-21: score <0.1<0.1epss2026-09-22: epss 2.5%2026-09-23: epss 2.5%2026-09-24: epss 2.5%2026-09-25: epss 2.5%2026-09-26: epss 2.5%2026-09-27: epss 2.5%2026-09-28: epss 2.5%2026-09-29: epss 2.5%2026-09-30: epss 2.5%2026-10-01: epss 2.5%2026-10-02: epss 2.5%2026-10-03: epss 2.5%2026-10-04: epss 2.5%2026-10-05: epss 2.5%2026-10-06: epss 2.5%2026-10-07: epss 2.5%2026-10-08: epss 2.5%2026-10-09: epss 2.5%2026-10-10: epss 2.5%2026-10-11: epss 2.5%2026-10-12: epss 2.5%2026-10-13: epss 2.5%2026-10-14: epss 2.5%2026-10-15: epss 2.5%2026-10-16: epss 2.5%2026-10-18: epss 2.5%2026-10-19: epss 2.5%2026-10-20: epss 2.5%2026-10-21: epss 2.5%2.5%mentions/day0no mentions in 30 days2026-09-22today
  1. Published
  2. Tracked by Onyx

Weaknesses

CWE-269

References 8