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bouncycastle vulnerabilities · Page 2

Vulnerabilities published for bouncycastle in the last 30 days: 14. Listed in the KEV catalogue: 0.

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Vulnerabilities: 83

  1. CVE-2026-12802

    High · CVSS 8.7EPSS 0.19%No fix published

    CMS AuthEnvelopedData fails to enforce tag-length on decryption

    In Bouncy Castle for Java before 1.85, CMS AuthEnvelopedData fails to enforce tag-length on decryption. 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).

    Published Updated
  2. CVE-2026-14682

    High · CVSS 8.7EPSS 0.49%No fix published

    Possible OOM from unbounded up-front allocation on a definite-length read

    In Bouncy Castle for Java before 1.85, Possible OOM from unbounded up-front allocation on a definite-length read. 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), and before bctls-fips 1.0.24.

    Published Updated
  3. CVE-2026-58059

    High · CVSS 8.7EPSS 0.49%No fix published

    Quadratic-time escaping when stringifying X.500 distinguished names

    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).

    Published Updated
  4. CVE-2026-58060

    High · CVSS 8.7EPSS 0.62%No fix published

    HSS public-key level count unbounded, enabling huge allocation on verify

    In Bouncy Castle for Java before 1.85, HSS public-key level count unbounded, enabling huge allocation on verify. This issue also affects Bouncy Castle for Java LTS before 2.73.12, and Bouncy Castle for Java FIPS (BC-FJA) before bc-fips 2.0.2 (2.0.X series) and 2.1.3 (2.1.X series).

    Published Updated
  5. CVE-2026-58061

    High · CVSS 8.7EPSS 0.28%No fix published

    CCM-family modes write plaintext to caller buffer before tag check

    In Bouncy Castle for Java before 1.85, CCM-family modes write plaintext to caller buffer before tag check. 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).

    Published Updated
  6. CVE-2026-58062

    Critical · CVSS 9.3EPSS 0.36%No fix published

    Stapled OCSP response accepted without binding to the checked certificate

    In Bouncy Castle for Java before 1.85, Stapled OCSP response accepted without binding to the checked certificate. This issue also affects Bouncy Castle for Java LTS before 2.73.12, and Bouncy Castle for Java FIPS (BC-FJA) before bc-fips 2.0.2 (2.0.X series) and 2.1.3 (2.1.X series).

    Published Updated
  7. CVE-2026-58063

    Medium · CVSS 5.3EPSS 0.42%No fix published

    BCFKS keystore load honours unbounded KDF cost from untrusted file

    In Bouncy Castle for Java before 1.85, BCFKS keystore load honours unbounded KDF cost from untrusted file. 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).

    Published Updated
  8. CVE-2026-59638

    Critical · CVSS 9.3EPSS 0.34%No fix published

    JSSE hostname verifier CN-fallback enabled by default despite documented opt-in

    In Bouncy Castle for Java before 1.85, JSSE hostname verifier CN-fallback enabled by default despite documented opt-in. 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 series).

    Published Updated
  9. CVE-2026-59639

    High · CVSS 8.7EPSS 0.24%No fix published

    CMS verifySignatures returns true for SignedData with zero signers

    In Bouncy Castle for Java before 1.85, CMS verifySignatures returns true for SignedData with zero signers. 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).

    Published Updated
  10. CVE-2026-59640

    High · CVSS 8.7EPSS 0.35%No fix published

    OpenPGP CFB quick-check oracle active on symmetric/session-key paths

    In Bouncy Castle for Java before 1.85, OpenPGP CFB quick-check oracle active on symmetric/session-key paths. 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).

    Published Updated
  11. CVE-2026-59641

    High · CVSS 8.7EPSS 0.18%No fix published

    S/MIME validator trusts signer-asserted signingTime for path validation

    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 2.1.7 (2.1.X series).

    Published Updated
  12. CVE-2026-59642

    High · CVSS 8.7EPSS 0.3%No fix published

    CMS AuthenticatedData content not bound to MAC when authAttrs present

    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).

    Published Updated
  13. CVE-2026-59645

    High · CVSS 8.7EPSS 0.41%No fix published

    OER parser recurses without depth limit on self-referential IEEE 1609.2 schema

    In Bouncy Castle for Java before 1.85, OER parser recurses without depth limit on self-referential IEEE 1609.2 schema. This issue also affects Bouncy Castle for Java LTS before 2.73.12, and Bouncy Castle for Java FIPS (BC-FJA) before bcutil-fips 2.0.7 (2.0.X series) and 2.1.7 (2.1.X series).

    Published Updated
  14. CVE-2026-59646

    High · CVSS 8.7EPSS 0.62%No fix published

    DTLS handshake reassembler allocates buffer from unchecked 24-bit length

    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 series).

    Published Updated
  15. CVE-2026-59647

    Medium · CVSS 6.9EPSS 0.42%No fix published

    CRMF/CMP password-MAC honours unbounded iteration count

    In Bouncy Castle for Java before 1.85, CRMF/CMP password-MAC honours unbounded iteration count. 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).

    Published Updated
  16. CVE-2026-59648

    Medium · CVSS 6.9EPSS 0.42%No fix published

    OpenPGP Argon2 S2K honours attacker-chosen memory and passes

    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).

    Published Updated
  17. CVE-2026-59649

    High · CVSS 8.7EPSS 0.49%No fix published

    OpenPGP user-attribute subpacket length bounded only by JVM max memory

    In Bouncy Castle for Java before 1.85, OpenPGP user-attribute subpacket length bounded only by JVM max memory. 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).

    Published Updated

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