CVEvulnerability
CVE-2026-5588
6.3 MEDIUM
Official page ↗
- Status
- Awaiting Analysis
- Published
- 2026-04-15
- Last modified
- 2026-10-26
- Assigner
- 91579145-5d7b-4cc5-b925-a0262ff19630
- CVSS 4.0 (91579145-5d7b-4cc5-b925-a0262ff19630)
- 6.3 MEDIUM — 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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:Amber
- CVSS 3.1 (0b0ca135-0b70-47e7-9f44-1890c2a1c46c)
- 7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
- Weaknesses
- CWE-327, CWE-347
Description
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.
Related
References
- https://github.com/bcgit/bc-java/commit/656bae0dbd9b1521f840521ff786e78749fe3057 github.com
- https://github.com/bcgit/bc-java/wiki/CVE%E2%80%902026%E2%80%905588 github.com
- https://access.redhat.com/errata/RHSA-2026:11720 access.redhat.com
- https://access.redhat.com/errata/RHSA-2026:11721 access.redhat.com
- https://access.redhat.com/errata/RHSA-2026:13631 access.redhat.com
- https://access.redhat.com/errata/RHSA-2026:14272 access.redhat.com
- https://access.redhat.com/errata/RHSA-2026:14276 access.redhat.com
- https://access.redhat.com/errata/RHSA-2026:17668 access.redhat.com
- https://access.redhat.com/errata/RHSA-2026:18054 access.redhat.com
- https://access.redhat.com/errata/RHSA-2026:18055 access.redhat.com
- https://access.redhat.com/errata/RHSA-2026:18059 access.redhat.com
- https://access.redhat.com/errata/RHSA-2026:21772 access.redhat.com
- https://access.redhat.com/errata/RHSA-2026:53644 access.redhat.com
- https://access.redhat.com/errata/RHSA-2026:53645 access.redhat.com
- https://access.redhat.com/errata/RHSA-2026:53646 access.redhat.com
- https://access.redhat.com/errata/RHSA-2026:60239 access.redhat.com
- https://access.redhat.com/errata/RHSA-2026:60246 access.redhat.com
- https://access.redhat.com/errata/RHSA-2026:60247 access.redhat.com
- https://access.redhat.com/errata/RHSA-2026:60248 access.redhat.com
- https://access.redhat.com/errata/RHSA-2026:60249 access.redhat.com
- https://access.redhat.com/errata/RHSA-2026:60250 access.redhat.com
- https://access.redhat.com/errata/RHSA-2026:60251 access.redhat.com
- https://access.redhat.com/errata/RHSA-2026:60252 access.redhat.com
- https://access.redhat.com/errata/RHSA-2026:60254 access.redhat.com
- https://access.redhat.com/errata/RHSA-2026:60256 access.redhat.com
- https://access.redhat.com/errata/RHSA-2026:60259 access.redhat.com
- https://access.redhat.com/errata/RHSA-2026:66488 access.redhat.com
- https://access.redhat.com/security/cve/CVE-2026-5588 access.redhat.com
- https://bugzilla.redhat.com/show_bug.cgi?id=2458634 bugzilla.redhat.com
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-5588.json security.access.redhat.com