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UBUNTU-CVE-2026-12803

🗓️ 03 Aug 2026 04:16:00Reported by GoogleType 
osv
 osv
🔗 osv.dev👁 3 Views

Bouncy Castle Java before 1.85 does not bind nonce in KCCM Block Cipher MAC when no additional data, enabling cross nonce forgery; LTS before 2.73.12 affected.

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06 Aug 2026 00:12Current
5.4Medium risk
Vulners AI Score5.4
CVSS 48.7
EPSS0.00174
3