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NVD Vulnerability Details :
CVE-2026-5588
Awaiting Analysis
More InfoOfficial Page
Source-91579145-5d7b-4cc5-b925-a0262ff19630
View Known Exploited Vulnerability (KEV) details
Published At-15 Apr, 2026 | 10:16
Updated At-08 May, 2026 | 06:16

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 1.84; 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.

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Date Added: N/A
Due Date: N/A
Vulnerability Name: N/A
Required Action: N/A
Metrics
TypeVersionBase scoreBase severityVector
Secondary4.06.3MEDIUM
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
Type: Secondary
Version: 4.0
Base score: 6.3
Base severity: MEDIUM
Vector:
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
CPE Matches
Weaknesses
CWE IDTypeSource
CWE-327Secondary91579145-5d7b-4cc5-b925-a0262ff19630
CWE ID: CWE-327
Type: Secondary
Source: 91579145-5d7b-4cc5-b925-a0262ff19630
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
https://github.com/bcgit/bc-java/commit/656bae0dbd9b1521f840521ff786e78749fe305791579145-5d7b-4cc5-b925-a0262ff19630
N/A
https://github.com/bcgit/bc-java/wiki/CVE%E2%80%902026%E2%80%90558891579145-5d7b-4cc5-b925-a0262ff19630
N/A
Hyperlink: https://github.com/bcgit/bc-java/commit/656bae0dbd9b1521f840521ff786e78749fe3057
Source: 91579145-5d7b-4cc5-b925-a0262ff19630
Resource: N/A
Hyperlink: https://github.com/bcgit/bc-java/wiki/CVE%E2%80%902026%E2%80%905588
Source: 91579145-5d7b-4cc5-b925-a0262ff19630
Resource: N/A
Change History
0Changes found
Details not found