Vulnerability Description
In Bouncy Castle for Java before 1.85, Lazy ASN.1 sequence forcing resets nesting-depth guard. 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).
Related Weaknesses (CWE)
References
- https://github.com/bcgit/bc-java/commit/77454da9b3dcaaa2991412d1c3c1a6e1a338ff84
- https://github.com/bcgit/bc-java/wiki/CVE-2026-13506
FAQ
What is CVE-2026-13506?
CVE-2026-13506 is a documented vulnerability. In Bouncy Castle for Java before 1.85, Lazy ASN.1 sequence forcing resets nesting-depth guard. This issue also affects Bouncy Castle for Java LTS before 2.73.12, and Bouncy Castle for Java FIPS (BC-FJ...
How severe is CVE-2026-13506?
CVSS scoring is not yet available for CVE-2026-13506. Check NVD for updates.
Is there a patch for CVE-2026-13506?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.