CVE-2026-3505

CVE-2026-3505 describes an Uncontrolled Resource Consumption vulnerability in Legion of the Bouncy Castle BC-JAVA bcpg modules. The issue affects the BC-JAVA package (all pg modules) and is tied to specific code paths including AEADEncDataPacket.java, BcAEADUtil.java, JceAEADUtil.java, and Operat...

CVE-2026-3505 Unbounded PGP AEAD chunk size leads to pre-auth resource exhaustion.

Allocation of resources without limits or throttling, Uncontrolled Resource Consumption vulnerability in Legion of the Bouncy Castle Inc. BC-JAVA bcpg on all pg modules. This vulnerability is associated with program files AEADEncDataPacket.Java, BcAEADUtil.Java, JceAEADUtil.Java,...

CVE-2026-3505

Allocation of resources without limits or throttling, Uncontrolled Resource Consumption vulnerability in Legion of the Bouncy Castle Inc. BC-JAVA bcpg on all pg modules. This vulnerability is associated with program files AEADEncDataPacket.Java, BcAEADUtil.Java, JceAEADUtil.Java,...

CVE-2026-3505 Unbounded PGP AEAD chunk size leads to pre-auth resource exhaustion.

Allocation of resources without limits or throttling, Uncontrolled Resource Consumption vulnerability in Legion of the Bouncy Castle Inc. BC-JAVA bcpg on all pg modules. This vulnerability is associated with program files AEADEncDataPacket.Java, BcAEADUtil.Java, JceAEADUtil.Java,...

CVE-2026-3505 Unbounded PGP AEAD chunk size leads to pre-auth resource exhaustion.

Allocation of resources without limits or throttling, Uncontrolled Resource Consumption vulnerability in Legion of the Bouncy Castle Inc. BC-JAVA bcpg on all pg modules. This vulnerability is associated with program files AEADEncDataPacket.Java, BcAEADUtil.Java, JceAEADUtil.Java,...

CVE-2026-5588 PKIX draft CompositeVerifier accepts empty signature sequence as valid.

Use of a Broken or Risky Cryptographic Algorithm vulnerability in Legion of the Bouncy Castle Inc. BC-JAVA bcpkix on all pkix modules, Legion of the Bouncy Castle Inc. BCPKIX-FIPS bcpkix on All pkix modules, Legion of the Bouncy Castle Inc. BCPIX-LTS bcpkix on All pkix modules. This vulnerability...

CVE-2026-5588

Use of a Broken or Risky Cryptographic Algorithm vulnerability in Legion of the Bouncy Castle Inc. BC-JAVA bcpkix on all pkix modules, Legion of the Bouncy Castle Inc. BCPKIX-FIPS bcpkix on All pkix modules, Legion of the Bouncy Castle Inc. BCPIX-LTS bcpkix on All pkix modules. This vulnerability...

CVE-2026-5588 PKIX draft CompositeVerifier accepts empty signature sequence as valid.

Use of a Broken or Risky Cryptographic Algorithm vulnerability in Legion of the Bouncy Castle Inc. BC-JAVA bcpkix on all pkix modules, Legion of the Bouncy Castle Inc. BCPKIX-FIPS bcpkix on All pkix modules, Legion of the Bouncy Castle Inc. BCPIX-LTS bcpkix on All pkix modules. This vulnerability...

CVE-2026-5588 PKIX draft CompositeVerifier accepts empty signature sequence as valid.

Use of a Broken or Risky Cryptographic Algorithm vulnerability in Legion of the Bouncy Castle Inc. BC-JAVA bcpkix on all pkix modules, Legion of the Bouncy Castle Inc. BCPKIX-FIPS bcpkix on All pkix modules, Legion of the Bouncy Castle Inc. BCPIX-LTS bcpkix on All pkix modules. This vulnerability...

CVE-2026-5588

CVE-2026-5588 is a vulnerability in the Bouncy Castle BC-JAVA family (bcpkix, bcprov, bcpix) where a broken or risky cryptographic algorithm is used by JcaContentVerifierProviderBuilder/JcaContentVerifierProviderBuilder, affecting BC-JAVA versions prior to 1.80.2, BC-PKIX 2.0.6–2.0.11 and 2.1.7–2...

CVE-2026-5588

Use of a Broken or Risky Cryptographic Algorithm vulnerability in Legion of the Bouncy Castle Inc. BC-JAVA bcpkix on all pkix modules, Legion of the Bouncy Castle Inc. BCPKIX-FIPS bcpkix on All pkix modules, Legion of the Bouncy Castle Inc. BCPIX-LTS bcpkix on All pkix modules. This vulnerability...

CVE-2026-5598 Non-constant time comparisons risk private key leakage in FrodoKEM.

Covert timing channel vulnerability in Legion of the Bouncy Castle Inc. BC-JAVA core on all core modules. This vulnerability is associated with program files FrodoEngine.Java. This issue affects BC-JAVA: from 1.71 before 1.80.2, from 1.81 before 1.81.1, from 1.82 before 1.84...

CVE-2026-5598 Non-constant time comparisons risk private key leakage in FrodoKEM.

Covert timing channel vulnerability in Legion of the Bouncy Castle Inc. BC-JAVA core on all core modules. This vulnerability is associated with program files FrodoEngine.Java. This issue affects BC-JAVA: from 1.71 before 1.80.2, from 1.81 before 1.81.1, from 1.82 before 1.84...

CVE-2026-5598

CVE-2026-5598 affects BC-JAVA (Legion of the BC) where non-constant time comparisons in FrodoKEM can create a covert timing channel that risks private-key leakage. Affected line: BC-JAVA from 2.17.3 before 1.84. The issue is rated as CRITICAL (CVSSv4-like metrics shown: NETWORK, LOW ATTACK, no us...

CVE-2026-5598 Non-constant time comparisons risk private key leakage in FrodoKEM.

Covert timing channel vulnerability in Legion of the Bouncy Castle Inc. BC-JAVA core on all core modules. This vulnerability is associated with program files FrodoEngine.Java. This issue affects BC-JAVA: from 1.71 before 1.80.2, from 1.81 before 1.81.1, from 1.82 before 1.84...

CVE-2026-0636

CVE-2026-0636 affects BC-JAVA:bcprov libraries from Legion of the Bouncy Castle Inc. Affected versions are 1.49 up to but not including 1.84. The issue is an LDAP injection in LDAPStoreHelper.java caused by improper neutralization of special LDAP query elements. This results in a high-impact vuln...

CVE-2026-0636 LDAP Injection Vulnerability in LDAPStoreHelper.java

Improper neutralization of special elements used in an LDAP query 'LDAP injection' vulnerability in Legion of the Bouncy Castle Inc. BC-JAVA bcprov on all prov modules. This vulnerability is associated with program files LDAPStoreHelper. This issue affects BC-JAVA: from 1.74 before 1.80.2, from...

CVE-2026-0636

Improper neutralization of special elements used in an LDAP query 'LDAP injection' vulnerability in Legion of the Bouncy Castle Inc. BC-JAVA bcprov on all prov modules. This vulnerability is associated with program files LDAPStoreHelper. This issue affects BC-JAVA: from 1.74 before 1.80.2, from...

CVE-2026-0636

Improper neutralization of special elements used in an LDAP query 'LDAP injection' vulnerability in Legion of the Bouncy Castle Inc. BC-JAVA bcprov on all prov modules. This vulnerability is associated with program files LDAPStoreHelper. This issue affects BC-JAVA: from 1.74 before 1.80.2, from...

CVE-2025-14813

CVE-2025-14813 affects BC-JAVA (bcprov) releases prior to 1.84, where the GOSTCTR mode cannot process more than 255 blocks. This vulnerability impacts all core modules using GOSTCTR in bcprov, with a critical impact on confidentiality, integrity, and availability (per CVSS 4.0: AV:L, AC:L, PR:N, ...