CVE-2026-5588
Use of a Broken or Risky Cryptographic Algorithm vulnerability in Legion of the Bouncy Castle Inc. BC-JAVA bcpkix on all (pkix modules), Legion of the Bouncy Castle Inc. BCPKIX-FIPS bcpkix on All (pkix modules), Legion of the Bouncy Castle Inc. BCPIX-LTS bcpkix on All (pkix modules). This vulnerability is associated with program files JcaContentVerifierProviderBuilder.Java, JcaContentVerfierProviderBuilder.Java. This issue affects BC-JAVA: from 1.67 before 1.80.2, from 1.81 before 1.81.1, from 1.82 before 1.84; BCPKIX-FIPS: from 2.0.6 before 2.0.11, from 2.1.7 before 2.1.11; BCPIX-LTS: from 2.73.7 before 2.73.11.
- Affected products
- Bc-Java, Bcpkix Fips
- Fix
- Available
- CVSS 3.1
- 7.5 HIGH
- EPSS
- 0.6% (47th percentile)
- Weakness
- CWE-327, CWE-347
- NVD status
- Awaiting Analysis
- Published
- 2026-04-15
No indexed exploits for CVE-2026-5588 yet
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No exploit for CVE-2026-5588 has been indexed yet. Our index is built from live traffic and upstream syncs, so this page can only say what it knows — not that no exploit exists.