CVE-2026-59650
9.3
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/U:Amber
Summary
In Bouncy Castle for Java before 1.85, MTI/A0 DH agreement exponentiates unvalidated peer value. This issue also affects Bouncy Castle for Java LTS before 2.73.12.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Legion of the Bouncy Castle Inc. | BC-JAVA | 0 < 1.85 | affected |
| Legion of the Bouncy Castle Inc. | BC-LTS-JAVA | 2.73.0 < 2.73.12 | affected |
Weaknesses
- CWE-20: CWE-20 Improper Input Validation
References
- https://github.com/bcgit/bc-java/wiki/CVE-2026-59650
- https://github.com/bcgit/bc-java/commit/daeaae9d7075d04f40812e68671ebf4c777b5148
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