onyx

onyx --cves cve-2026-42499

CVE-2026-42499

HIGHADV 1Go
score
4.4
cvss
7.5
epss
0.8%
published
2026-05-07
kev added
—
first seen

A vulnerability in email address parsing according to RFC 5322 causes a denial of service through pathological inputs in consumePhrase, letting attackers cause service disruption, exploit requires crafted input.

Timeline

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

events2026-05-07 — PublishedP2026-10-16 — First advisory — CERT-FR (avis): Multiples vulnérabilités dans les produits IBM (16 octobre 2026)A2026-10-21 — Tracked by OnyxTscore2026-10-21: score 4.44.4epss2026-09-22: epss 0.8%2026-09-23: epss 0.8%2026-09-24: epss 0.8%2026-09-25: epss 0.8%2026-09-26: epss 0.8%2026-09-27: epss 0.8%2026-09-29: epss 0.8%2026-09-30: epss 0.8%2026-10-01: epss 0.8%2026-10-02: epss 0.8%2026-10-03: epss 0.8%2026-10-04: epss 0.8%2026-10-05: epss 0.8%2026-10-06: epss 0.8%2026-10-07: epss 0.8%2026-10-08: epss 0.8%2026-10-09: epss 0.8%2026-10-10: epss 0.8%2026-10-11: epss 0.8%2026-10-12: epss 0.8%2026-10-13: epss 0.8%2026-10-14: epss 0.8%2026-10-15: epss 0.8%2026-10-16: epss 0.8%2026-10-18: epss 0.8%2026-10-19: epss 0.8%2026-10-20: epss 0.8%2026-10-21: epss 0.8%0.8%mentions/day0no mentions in 30 days2026-09-22today
  1. Published
  2. First advisory — CERT-FR (avis) Multiples vulnérabilités dans les produits IBM (16 octobre 2026)
  3. Tracked by Onyx

Advisories

1 feed this week

Weaknesses

NVD-CWE-noinfo CWE-1046

References 101

76 more