Medium, CVSS 6.3MavenPublished
Bouncy Castle Crypto Package For Java: Use of a Broken or Risky Cryptographic Algorithm vulnerability in bcpkix modules
CVE-2026-5588 · GHSA-wg6q-6289-32hp
- Affected
- Maven org.bouncycastle:bcpkix-debug-jdk15to18 >= 1.49, < 1.84
- Fixed in
- 1.84· Vendor fix available
- Issue
- : Use of a Broken or Risky Cryptographic Algorithm vulnerability in Legion of the Bouncy Castle Inc. BC-JAVA bcpkix on all (pkix modules). PKIX draft CompositeVerifier accepts empty signature sequence as valid. This issue affects BC-JAVA: from 1.49 before 1.84.
Recommended action: Upgrade to 1.84 or later, then redeploy and verify.A vendor fix does not resolve your finding until you verify it in your own systems.