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onyx --cves cve-2026-84648

CVE-2026-84648

HIGHJenkins
score
0.3
cvss
8.8
epss
0.6%
published
2026-09-02
kev added
—
first seen

Jenkins <= 2.579 and LTS <= 2.568.2 contains a stored XSS caused by unescaped log record metadata in the system log viewer, letting attackers controlling agent processes execute scripts, exploit requires control of agent processes.

Timeline

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

events2026-09-02 — PublishedP2026-10-21 — Tracked by OnyxTscore2026-10-21: score 0.30.3epss2026-09-22: epss 0.4%2026-09-23: epss 0.4%2026-09-24: epss 0.6%2026-09-25: epss 0.6%2026-09-26: epss 0.6%2026-09-27: epss 0.6%2026-09-29: epss 0.6%2026-09-30: epss 0.6%2026-10-01: epss 0.6%2026-10-02: epss 0.6%2026-10-03: epss 0.6%2026-10-04: epss 0.6%2026-10-05: epss 0.6%2026-10-06: epss 0.6%2026-10-07: epss 0.6%2026-10-08: epss 0.6%2026-10-09: epss 0.6%2026-10-10: epss 0.6%2026-10-11: epss 0.6%2026-10-12: epss 0.6%2026-10-13: epss 0.6%2026-10-14: epss 0.6%2026-10-15: epss 0.6%2026-10-16: epss 0.6%2026-10-18: epss 0.6%2026-10-19: epss 0.6%2026-10-20: epss 0.6%2026-10-21: epss 0.6%0.6%mentions/day0no mentions in 30 days2026-09-22today
  1. Published
  2. Tracked by Onyx

Weaknesses

CWE-79

References 1