CVE-2026-71888

In Bouncy Castle for Java before 1.86, the streaming CMS AuthenticatedData parser accepted a message whose digestAlgorithm and authAttrs fields disagreed about whether authenticated attributes were present. RFC 5652 sec. 9.1 pairs the two, requiring that authAttrs be present whenever...

CVE-2026-71888

In Bouncy Castle for Java before 1.86, the streaming CMS AuthenticatedData parser accepted a message whose digestAlgorithm and authAttrs fields disagreed about whether authenticated attributes were present. RFC 5652 sec. 9.1 pairs the two, requiring that authAttrs be present whenever...

CVE-2026-71888 CMS AuthenticatedData exposes attacker-inserted authAttrs when digestAlgorithm is absent

In Bouncy Castle for Java before 1.86, the streaming CMS AuthenticatedData parser accepted a message whose digestAlgorithm and authAttrs fields disagreed about whether authenticated attributes were present. RFC 5652 sec. 9.1 pairs the two, requiring that authAttrs be present whenever...

BASM (Broken Authentication & Session Management) Bouncy Castle Dependency in Jira Software Data Center and Server

This High severity BASM Broken Authentication & Session Management vulnerability known as CVE-2026-59642 was introduced in 10.0.0 and later of Jira Software Data Center and Server. This BASM Broken Authentication & Session Management vulnerability, with a CVSS Score of 8.7 and a CVSS Vector of...

BASM (Broken Authentication & Session Management) at Bouncy Castle Dependency in Crucible Server

This High severity BASM Broken Authentication & Session Management vulnerability known as CVE-2026-59642 was introduced in 4.9.0 and later of Crucible. This BASM Broken Authentication & Session Management vulnerability, with a CVSS Score of 8.7 and a CVSS Vector of...

CVE-2026-59642

A flaw was found in Bouncy Castle for Java. This vulnerability allows a remote attacker to bypass cryptographic integrity checks in the Cryptographic Message Syntax CMS AuthenticatedData content without requiring user interaction or elevated privileges. Specifically, when authentication attribute...

Cryptographic Failure org.bouncycastle:bcpkix-jdk18on Dependency in Bamboo Data Center

This High severity Cryptographic Failure vulnerability was introduced in versions 10.0.0, 10.1.0, 10.2.0, 11.0.0, 12.0.0 and 12.1.0 of Bamboo Data Center. This Cryptographic Failure vulnerability, with a CVSS Score of 8.7 and a CVSS Vector of...

CVE-2026-59642

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-2026-59642 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 seri...

CVE-2026-59642

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-2026-59642: 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...