CVE-2026-59642: Improper Validation of Integrity Check Value

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 seri...

CVE-2026-8763: Improper Certificate Validation

In Bouncy Castle for Java before 1.85, Name Constraints bypass via trailing dot in rfc822Name and URI. 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-2026-59638: Improper Validation of Certificate with Host Mismatch

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...

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-2026-59649: Memory Allocation with Excessive Size Value

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 serie...

CVE-2026-59651: Inadequate Encryption Strength

In Bouncy Castle for Java before 1.85, BKS keystore accepts legacy version with 16-bit integrity MAC key. This issue also affects Bouncy Castle for Java LTS before 2.73.12...

PT-2026-67011

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 Description The BKS/UBER keystore allocates memory based on untrusted lengths before performing an integrity check. This can lead to resource...

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...

Linux Distros Unpatched Vulnerability : CVE-2026-58059

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - 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...

Linux Distros Unpatched Vulnerability : CVE-2026-59647

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - 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 2.73.1...

Linux Distros Unpatched Vulnerability : CVE-2026-59641

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - 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 L...

Linux Distros Unpatched Vulnerability : CVE-2026-12803

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In Bouncy Castle for Java before 1.85, KCCMBlockCipher MAC does not bind nonce when AAD is absent cross- nonce AEAD forgery. This issue also affects Bouncy Cast...

Linux Distros Unpatched Vulnerability : CVE-2026-12802

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - 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 befor...

PT-2026-67059

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-2026-67238

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 bcutil-fips versions prior to 2.0.7 Bouncy Castle for Java FIPS BC-FJA bcutil-fips versions prior to 2.1.7...

Linux Distros Unpatched Vulnerability : CVE-2026-14682

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - 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 Jav...

Linux Distros Unpatched Vulnerability : CVE-2026-59650

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - 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...

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...

PT-2026-67245

Name of the Vulnerable Software and Affected Versions Bouncy Castle for Java versions prior to 1.85 Description An LDAP filter injection issue exists in the legacy jdk1.4 LDAPStoreHelper class. LDAP filter injection occurs when an application fails to properly sanitize user-supplied input used to...

PT-2026-67016

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 Description The KCCMBlockCipher MAC does not bind the nonce when Additional Authenticated Data AAD is absent, which allows for cross-nonce AEAD...