{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-33896", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-03-24T15:41:47.490Z", "datePublished": "2026-03-27T20:50:03.418Z", "dateUpdated": "2026-03-27T20:50:03.418Z"}, "containers": {"cna": {"title": "Forge has a basicConstraints bypass in its certificate chain verification (RFC 5280 violation)", "problemTypes": [{"descriptions": [{"cweId": "CWE-295", "lang": "en", "description": "CWE-295: Improper Certificate Validation", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.4, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N", "version": "3.1"}}], "references": [{"name": "https://github.com/digitalbazaar/forge/security/advisories/GHSA-2328-f5f3-gj25", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/digitalbazaar/forge/security/advisories/GHSA-2328-f5f3-gj25"}, {"name": "https://github.com/digitalbazaar/forge/commit/2e492832fb25227e6b647cbe1ac981c123171e90", "tags": ["x_refsource_MISC"], "url": "https://github.com/digitalbazaar/forge/commit/2e492832fb25227e6b647cbe1ac981c123171e90"}], "affected": [{"vendor": "digitalbazaar", "product": "forge", "versions": [{"version": "< 1.4.0", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-03-27T20:50:03.418Z"}, "descriptions": [{"lang": "en", "value": "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."}], "source": {"advisory": "GHSA-2328-f5f3-gj25", "discovery": "UNKNOWN"}}}}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "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."}], "id": "CVE-2026-33896", "lastModified": "2026-03-27T21:17:26.320", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.4, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N", "version": "3.1"}, "exploitabilityScore": 2.2, "impactScore": 5.2, "source": "security-advisories@github.com", "type": "Secondary"}]}, "published": "2026-03-27T21:17:26.320", "references": [{"source": "security-advisories@github.com", "url": "https://github.com/digitalbazaar/forge/commit/2e492832fb25227e6b647cbe1ac981c123171e90"}, {"source": "security-advisories@github.com", "url": "https://github.com/digitalbazaar/forge/security/advisories/GHSA-2328-f5f3-gj25"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-295"}], "source": "security-advisories@github.com", "type": "Primary"}]}

{}

{}