Description
Forge (also called `node-forge`) is a native implementation of Transport Layer Security in JavaScript. Prior to version 1.4.0, `pki.verifyCertificateChain()` does not enforce RFC 5280 basicConstraints requirements when an intermediate certificate lacks both the `basicConstraints` and `keyUsage` extensions. This allows any leaf certificate (without these extensions) to act as a CA and sign other certificates, which node-forge will accept as valid. Version 1.4.0 patches the issue.
Published: 2026-03-27
Score: 7.4 High
EPSS: < 1% Very Low
KEV: No
Impact: TLS impersonation
Action: Patch Now
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories
Source ID Title
Github GHSA Github GHSA GHSA-2328-f5f3-gj25 Forge has a basicConstraints bypass in its certificate chain verification (RFC 5280 violation)
History

Tue, 14 Apr 2026 01:15:00 +0000

Type Values Removed Values Added
CPEs cpe:2.3:a:digitalbazaar:forge:*:*:*:*:*:node.js:*:*

Mon, 30 Mar 2026 19:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Mon, 30 Mar 2026 07:15:00 +0000

Type Values Removed Values Added
First Time appeared Digitalbazaar
Digitalbazaar forge
Vendors & Products Digitalbazaar
Digitalbazaar forge

Sat, 28 Mar 2026 12:15:00 +0000

Type Values Removed Values Added
References
Metrics threat_severity

None

threat_severity

Important


Sat, 28 Mar 2026 03:15:00 +0000

Type Values Removed Values Added
Description Forge (also called `node-forge`) is a native implementation of Transport Layer Security in JavaScript. Prior to version 1.4.0, `pki.verifyCertificateChain()` does not enforce RFC 5280 basicConstraints requirements when an intermediate certificate lacks both the `basicConstraints` and `keyUsage` extensions. This allows any leaf certificate (without these extensions) to act as a CA and sign other certificates, which node-forge will accept as valid. Version 1.4.0 patches the issue.
Title Forge has a basicConstraints bypass in its certificate chain verification (RFC 5280 violation)
Weaknesses CWE-295
References
Metrics cvssV3_1

{'score': 7.4, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N'}


Subscriptions

Digitalbazaar Forge
cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published:

Updated: 2026-03-30T18:53:50.510Z

Reserved: 2026-03-24T15:41:47.490Z

Link: CVE-2026-33896

cve-icon Vulnrichment

Updated: 2026-03-30T18:53:41.483Z

cve-icon NVD

Status : Analyzed

Published: 2026-03-27T21:17:26.320

Modified: 2026-04-14T01:13:21.133

Link: CVE-2026-33896

cve-icon Redhat

Severity : Important

Publid Date: 2026-03-27T20:50:03Z

Links: CVE-2026-33896 - Bugzilla

cve-icon OpenCVE Enrichment

Updated: 2026-04-14T16:42:36Z

Weaknesses