onyx

onyx --cves cve-2022-3559

CVE-2022-3559

MEDExim
score
<0.1
cvss
4.6
epss
5.0%
published
2022-10-17
kev added
—
first seen

Exim contains a use after free caused by manipulation of the Regex Handler component, letting attackers potentially execute arbitrary code or cause crashes, exploit requires attacker to manipulate processing.

Timeline

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

events2022-10-17 — PublishedP2026-10-21 — Tracked by OnyxTscore2026-10-21: score <0.1<0.1epss2026-09-22: epss 4.0%2026-09-23: epss 4.0%2026-09-24: epss 4.0%2026-09-25: epss 4.0%2026-09-26: epss 4.0%2026-09-27: epss 4.0%2026-09-28: epss 4.0%2026-09-29: epss 4.0%2026-09-30: epss 4.0%2026-10-01: epss 4.0%2026-10-02: epss 4.0%2026-10-03: epss 4.0%2026-10-04: epss 4.0%2026-10-05: epss 4.0%2026-10-06: epss 4.0%2026-10-07: epss 4.0%2026-10-08: epss 4.0%2026-10-09: epss 4.0%2026-10-10: epss 4.0%2026-10-11: epss 4.0%2026-10-12: epss 4.0%2026-10-13: epss 4.0%2026-10-14: epss 5.0%2026-10-15: epss 5.0%2026-10-16: epss 5.0%2026-10-18: epss 5.0%2026-10-19: epss 5.0%2026-10-20: epss 5.0%2026-10-21: epss 5.0%5.0%mentions/day0no mentions in 30 days2026-09-22today
  1. Published
  2. Tracked by Onyx

Weaknesses

CWE-119 CWE-416

References 7