GHSA-wg6q-6289-32hp
Bouncy Castle Crypto Package For Java: Use of a Broken or Risky Cryptographic Algorithm vulnerability in bcpkix modules
At a glance
- Published
- Updated
- CVE
- CVE-2026-5588
- CVSS_V4
- CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/U:Green
Description
: Use of a Broken or Risky Cryptographic Algorithm vulnerability in Legion of the Bouncy Castle Inc. BC-JAVA bcpkix on all (pkix modules). PKIX draft CompositeVerifier accepts empty signature sequence as valid. This issue affects BC-JAVA: from 1.49 before 1.84.
Affected packages
| Package | Versions |
|---|---|
| Maven · org.bouncycastle:bcpkix-jdk18on | introduced 1.49, fixed 1.84 |
| Maven · org.bouncycastle:bcpkix-jdk15to18 | introduced 1.49, fixed 1.84 |
| Maven · org.bouncycastle:bcpkix-jdk15on | introduced 1.49, fixed 1.84 |
| Maven · org.bouncycastle:bcpkix-jdk14 | introduced 1.49, fixed 1.84 |
| Maven · org.bouncycastle:bcpkix-debug-jdk18on | introduced 1.49, fixed 1.84 |
| Maven · org.bouncycastle:bcpkix-debug-jdk15to18 | introduced 1.49, fixed 1.84 |
| Maven · org.bouncycastle:bcpkix-debug-jdk14 | introduced 1.49, fixed 1.84 |
References
- https://nvd.nist.gov/vuln/detail/CVE-2026-5588 ADVISORY
- https://github.com/bcgit/bc-java/commit/656bae0dbd9b1521f840521ff786e78749fe3057 WEB
- https://github.com/bcgit/bc-java PACKAGE
- https://github.com/bcgit/bc-java/wiki/CVE%E2%80%902026%E2%80%905588 WEB
Sources
| Source | Licence |
|---|---|
| OSV.dev | CC-BY 4.0 — GitHub Advisory Database |