CVE-2026-15055 PKCS#8 / PBES2 decryptors honour unbounded KDF cost from input

In Bouncy Castle for Java before 1.85, PKCS8 / PBES2 decryptors honour unbounded KDF cost from input. 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...

CVE-2026-15055 PKCS#8 / PBES2 decryptors honour unbounded KDF cost from input

In Bouncy Castle for Java before 1.85, PKCS8 / PBES2 decryptors honour unbounded KDF cost from input. 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...

CVE-2026-15055

In Bouncy Castle for Java before 1.85, PKCS8 / PBES2 decryptors honour unbounded KDF cost from input. 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...

CVE-2026-15055

CVE-2026-15055 affects Bouncy Castle for Java (before 1.85), LTS (before 2.73.12), and BC-FJA (before bcpkix-fips 1.0.12 / 2.0.12 / 2.1.12). The PKCS#8 / PBES2 decryptors honour an unbounded KDF cost parameter from the input, enabling a denial-of-service attack by supplying a key with an excessiv...

CVE-2026-59648: Allocation of Resources Without Limits or Throttling

In Bouncy Castle for Java before 1.85, OpenPGP Argon2 S2K honours attacker-chosen memory and passes. This issue also affects Bouncy Castle for Java LTS before 2.73.12, and Bouncy Castle for Java FIPS BC-FJA before bcpg-fips 1.0.13 1.0.X series, 2.0.13 2.0.X series and 2.1.13 2.1.X series...

PT-2026-67242

Name of the Vulnerable Software and Affected Versions Bouncy Castle for Java versions prior to 1.85 Bouncy Castle for Java LTS versions prior to 2.73.12 Bouncy Castle for Java FIPS BC-FJA bcpg-fips versions prior to 1.0.13 Bouncy Castle for Java FIPS BC-FJA bcpg-fips versions prior to 2.0.13 Boun...

CVE-2026-59646: Memory Allocation with Excessive Size Value

In Bouncy Castle for Java before 1.85, DTLS handshake reassembler allocates buffer from unchecked 24-bit length. This issue also affects Bouncy Castle for Java LTS before 2.73.12, and Bouncy Castle for Java FIPS BC-FJA before bctls-fips 1.0.24 1.0.X series, 2.0.24 2.0.X series and 2.1.24 2.1.X...

CVE-2026-15055: Allocation of Resources Without Limits or Throttling

In Bouncy Castle for Java before 1.85, PKCS8 / PBES2 decryptors honour unbounded KDF cost from input. 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...

PT-2026-67046

Name of the Vulnerable Software and Affected Versions Bouncy Castle for Java versions prior to 1.85 Bouncy Castle for Java LTS versions prior to 2.73.12 Bouncy Castle for Java FIPS BC-FJA bc-fips versions prior to 1.0.2.7 Bouncy Castle for Java FIPS BC-FJA bc-fips versions prior to 2.0.2 Bouncy...

PT-2026-67232

Name of the Vulnerable Software and Affected Versions Bouncy Castle for Java versions prior to 1.85 Bouncy Castle for Java LTS versions prior to 2.73.12 Bouncy Castle for Java FIPS BC-FJA bcpkix-fips versions prior to 1.0.12 Bouncy Castle for Java FIPS BC-FJA bcpkix-fips versions prior to 2.0.12...

PT-2026-67236

Name of the Vulnerable Software and Affected Versions Bouncy Castle for Java versions prior to 1.85 Bouncy Castle for Java FIPS BC-FJA versions prior to bcpg-fips 2.0.13 Description OpenPGP inline-signature policy failures are silently ignored, which may lead to security policy bypasses during...

PT-2026-67240

Name of the Vulnerable Software and Affected Versions Bouncy Castle for Java versions prior to 1.85 Bouncy Castle for Java LTS versions prior to 2.73.12 Bouncy Castle for Java FIPS BC-FJA bcpkix-fips versions prior to 1.0.12 Bouncy Castle for Java FIPS BC-FJA bcpkix-fips versions prior to 2.0.12...

PT-2026-67018

Name of the Vulnerable Software and Affected Versions Bouncy Castle for Java versions prior to 1.85 Bouncy Castle for Java LTS versions prior to 2.73.12 Bouncy Castle for Java FIPS BC-FJA bcpg-fips versions prior to 1.0.13 Bouncy Castle for Java FIPS BC-FJA bcpg-fips versions prior to 2.0.13 Boun...

PT-2026-67234

Name of the Vulnerable Software and Affected Versions Bouncy Castle for Java versions prior to 1.85 Bouncy Castle for Java LTS versions prior to 2.73.12 Bouncy Castle for Java FIPS BC-FJA bcmail-fips and bcjmail-fips versions prior to 1.0.7 Bouncy Castle for Java FIPS BC-FJA bcmail-fips and...

PT-2026-67032

Name of the Vulnerable Software and Affected Versions Bouncy Castle for Java versions prior to 1.85 Bouncy Castle for Java LTS versions prior to 2.73.12 Bouncy Castle for Java FIPS BC-FJA versions prior to 1.0.2.7 Bouncy Castle for Java FIPS BC-FJA versions prior to 2.0.2 Bouncy Castle for Java...

PT-2026-67233

Name of the Vulnerable Software and Affected Versions Bouncy Castle for Java versions prior to 1.85 Bouncy Castle for Java LTS versions prior to 2.73.12 Bouncy Castle for Java FIPS BC-FJA bcpg-fips versions prior to 1.0.13 Bouncy Castle for Java FIPS BC-FJA bcpg-fips versions prior to 2.0.13 Boun...

CVE-2026-59641: Insufficient Verification of Data Authenticity

In Bouncy Castle for Java before 1.85, S/MIME validator trusts signer-asserted signingTime for path validation. This issue also affects Bouncy Castle for Java LTS before 2.73.12, and Bouncy Castle for Java FIPS BC-FJA before bcmail-fips and bcjmail-fips 1.0.7 1.0.X series, 2.0.7 2.0.X series and...

CVE-2026-12852: Memory Allocation with Excessive Size Value

In Bouncy Castle for Java before 1.85, MLS wire decoder allocates attacker-declared opaque length before bounds check...

CVE-2026-58059: Inefficient Algorithmic Complexity

In Bouncy Castle for Java before 1.85, Quadratic-time escaping when stringifying X.500 distinguished names. This issue also affects Bouncy Castle for Java LTS before 2.73.12, and Bouncy Castle for Java FIPS BC-FJA before bc-fips 1.0.2.7 1.0.X series, 2.0.2 2.0.X series and 2.1.3 2.1.X series...

CVE-2026-59650: Improper Input Validation

In Bouncy Castle for Java before 1.85, MTI/A0 DH agreement exponentiates unvalidated peer value. This issue also affects Bouncy Castle for Java LTS before 2.73.12...