medium5.3
CVE-2026-59641
In Bouncy Castle for Java before 1.85, S/MIME validator trusts signer-asserted signingTime for path validation.
Impact
In Bouncy Castle for Java before 1.85, S/MIME validator trusts signer-asserted signingTime for path validation. This issue also affects Bouncy Castle for Java LTS before 2.73.12, and Bouncy Castle for Java FIPS (BC-FJA) before bcmail-fips and bcjmail-fips 1.0.7 (1.0.X series), 2.0.7 (2.0.X series) and 2.1.7 (2.1.X series).
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Bouncycastle | Bc-Java | before 1.85 |
| Bouncycastle | Bcjmail-Fips | before 1.0.7 from 2.0.5 before 2.0.7 from 2.1.6 before 2.1.7 |
| Bouncycastle | Bcmail-Fips | before 1.0.7 from 2.0.5 before 2.0.7 from 2.1.6 before 2.1.7 |
| Bouncycastle | Bouncy Castle For Java Lts | through 2.73.11 |