Unrated severityOSV Advisory· Published Aug 4, 2026

Debian bouncycastle: In Bouncy Castle for Java before 1.85, CMS AuthenticatedData content not bound t…

CVE-2026-59642

Description

In Bouncy Castle for Java before 1.85, CMS AuthenticatedData content not bound to MAC when authAttrs present. This issue also affects Bouncy Castle for Java LTS before 2.73.12, and Bouncy Castle for Java FIPS (BC-FJA) before bcpkix-fips 1.0.12 (1.0.X series), 2.0.12 (2.0.X series) and 2.1.12 (2.1.X series).

Affected products

Legion Of The Bouncy Castle Inc./Bc Lts JavaOSV
Range: r2rv73dot11, r2rv73dot10, r2rv73dot9, …
Debian/bouncycastlellm-fuzzy
Range: <1.85
Legion Of The Bouncy Castle Inc./Bouncy Castle for Javallm-fuzzy
Range: <2.73.12
Legion Of The Bouncy Castle Inc./Bouncy Castle for Java FIPS bc-fipsllm-fuzzy
Range: <bcpkix-fips 1.0.12, <2.0.12, <2.1.12

Patches

Vulnerability mechanics

News mentions

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