onyx

onyx --cves cve-2026-41855

CVE-2026-41855

HIGHADV 1Spring Framework
score
5.0
cvss
8.1
epss
0.3% ▼0.1
published
2026-06-09
kev added
—
first seen

Spring Framework 7.0.0 through 7.0.7, 6.2.0 through 6.2.18, 6.1.0 through 6.1.27, and 5.3.0 through 5.3.48 contain an insecure deserialization vulnerability caused by arbitrary class instantiation in JMS message converters, letting attackers perform unauthorized actions via gadget class deserialization, exploit requires untrusted JMS environment.

Timeline

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

events2026-06-09 — PublishedP2026-10-21 — First advisory — CERT-FR (avis): Multiples vulnérabilités dans Oracle Weblogic (21 octobre 2026)A2026-10-21 — Tracked by OnyxTscore2026-10-21: score 5.05.0epss2026-09-22: epss 0.3%2026-09-23: epss 0.3%2026-09-24: epss 0.5%2026-09-25: epss 0.5%2026-09-26: epss 0.5%2026-09-27: epss 0.5%2026-09-29: epss 0.5%2026-09-30: epss 0.5%2026-10-01: epss 0.5%2026-10-02: epss 0.5%2026-10-03: epss 0.5%2026-10-04: epss 0.5%2026-10-05: epss 0.5%2026-10-06: epss 0.5%2026-10-07: epss 0.5%2026-10-08: epss 0.5%2026-10-09: epss 0.5%2026-10-10: epss 0.5%2026-10-11: epss 0.5%2026-10-12: epss 0.5%2026-10-13: epss 0.5%2026-10-14: epss 0.5%2026-10-15: epss 0.5%2026-10-16: epss 0.5%2026-10-18: epss 0.5%2026-10-19: epss 0.5%2026-10-20: epss 0.5%2026-10-21: epss 0.3%0.3%mentions/day0no mentions in 30 days2026-09-22today
  1. Published
  2. First advisory — CERT-FR (avis) Multiples vulnérabilités dans Oracle Weblogic (21 octobre 2026)
  3. Tracked by Onyx

Advisories

1 feed this week

Weaknesses

CWE-502

References 1