CVE-2026-59638
Critical · CVSS 9.3- CVSS
- 9.3
- nvd
- EPSS
- 0.28%
- 20th pct
- KEV
- No
- Class
- oss containerizable
- CWE-297
Description
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 (2.1.X series).
References
Status: profiled · ingested 2026-08-03T12:00:54.000Z