VULNERABILITY INTELLIGENCE
CVE-2026-59644
CVSS score7.5 HIGH
EPSS probability0.49%
CISA KEVNot currently listed
Published2026-08-03
Last modified2026-10-23
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Description
In Bouncy Castle for Java before 1.85, MLS hash-ratchet honours arbitrary 32-bit generation counter from sender.
Weakness classification
- 91579145-5d7b-4cc5-b925-a0262ff19630: CWE-834
Primary references
- 91579145-5d7b-4cc5-b925-a0262ff19630 — Patch
- 91579145-5d7b-4cc5-b925-a0262ff19630 — Third Party Advisory