CVE-2026-59639
CVE.org · Published
- Record status
- Published
- Identifier year (not publication year)
- 2026
- Source publication
- Source updated
- Imported by cveboard
- Source snapshot
- cve_2026-10-24_midnight_baseline ·
CNA source text (English)
CMS verifySignatures returns true for SignedData with zero signers
In Bouncy Castle for Java before 1.85, CMS verifySignatures returns true for SignedData with zero signers. This issue also affects Bouncy Castle for Java LTS before 2.73.12, and Bouncy Castle for Java FIPS (BC-FJA) before bcpkix-fips 1.0.12 (1.0.X series), 2.0.12 (2.0.X series) and 2.1.12 (2.1.X series).
Scoped product and version facts
Fix information unknown; no fixed version is derived here. Missing information does not prove that no fix exists.
Exploitation unknown; this catalogue does not assess exploitation.
BC-JAVA
- Vendor
- Legion of the Bouncy Castle Inc.
- Product
- BC-JAVA
- Platforms
- all
- Default status
unaffected- Package
- bcpkix
- Package collection
- https://www.bouncycastle.org/download/bouncy-castle-java/
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| 0 | affected | maven | 1.85 | Unavailable | None listed |
BC-LTS-JAVA
- Vendor
- Legion of the Bouncy Castle Inc.
- Product
- BC-LTS-JAVA
- Platforms
- all
- Default status
unaffected- Package
- bcpkix-lts8on
- Package collection
- https://www.bouncycastle.org/download/bouncy-castle-java-lts/
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| 2.73.0 | affected | maven | 2.73.12 | Unavailable | None listed |
BC-FJA
- Vendor
- Legion of the Bouncy Castle Inc.
- Product
- BC-FJA
- Platforms
- all
- Default status
unaffected- Package
- bcpkix-fips
- Package collection
- https://www.bouncycastle.org/download/bouncy-castle-java-fips/
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| 1.0.0 | affected | maven | 1.0.12 | Unavailable | None listed |
| 2.0.0 | affected | maven | 2.0.12 | Unavailable | None listed |
| 2.1.0 | affected | maven | 2.1.12 | Unavailable | None listed |