onyx

onyx --cves cve-2019-16781

CVE-2019-16781

score
<0.1
cvss
5.8
epss
1.6%
published
2019-12-26
kev added
—
first seen

WordPress before 5.3.1 contains a stored cross-site scripting caused by insufficient sanitization of user input in the block editor, letting authenticated users inject and execute JavaScript code within the dashboard, exploit requires user authentication with lower privileges.

Timeline

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

events2019-12-26 — PublishedP2026-10-21 — Tracked by OnyxTscore2026-10-21: score <0.1<0.1epss2026-09-22: epss 1.4%2026-09-23: epss 1.4%2026-09-24: epss 1.4%2026-09-25: epss 1.4%2026-09-26: epss 1.6%2026-09-27: epss 1.6%2026-09-28: epss 1.6%2026-09-29: epss 1.6%2026-09-30: epss 1.6%2026-10-01: epss 1.6%2026-10-02: epss 1.6%2026-10-03: epss 1.6%2026-10-04: epss 1.6%2026-10-05: epss 1.6%2026-10-06: epss 1.6%2026-10-07: epss 1.6%2026-10-08: epss 1.6%2026-10-09: epss 1.6%2026-10-10: epss 1.6%2026-10-11: epss 1.6%2026-10-12: epss 1.6%2026-10-13: epss 1.6%2026-10-14: epss 1.6%2026-10-15: epss 1.6%2026-10-16: epss 1.6%2026-10-18: epss 1.6%2026-10-19: epss 1.6%2026-10-20: epss 1.6%2026-10-21: epss 1.6%1.6%mentions/day0no mentions in 30 days2026-09-22today
  1. Published
  2. Tracked by Onyx

Weaknesses

CWE-79

References 7