{"api_version":"1","generated_at":"2026-11-04T05:16:04+00:00","cve":"CVE-2026-118780","urls":{"html":"https://cve.report/CVE-2026-118780","api":"https://cve.report/api/cve/CVE-2026-118780.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-118780","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-118780"},"summary":{"title":"Forge: verifyCertificateChain() removes trusted CA certificates with the same subject from the CA store","description":"Forge (also called node-forge) is a native implementation of Transport Layer Security in JavaScript. Prior to 1.4.1, the affected implementation used pki.verifyCertificateChain(), pki.createCaStore(), duplicate subject names to process the relevant input or security decision. node-forge modified the CA store while trying certificates that shared a subject name during pki.verifyCertificateChain(). A failed chain verification could permanently remove trusted CA certificates from the store, causing later valid chains to fail and creating a persistent availability impact for applications that reused the store. This issue is fixed in version 1.4.1.","state":"PUBLISHED","assigner":"GitHub_M","published_at":"2026-10-29 19:17:20","updated_at":"2026-11-04 02:17:16"},"problem_types":["CWE-295","CWE-471","CWE-295 CWE-295: Improper Certificate Validation","CWE-471 CWE-471: Modification of Assumed-Immutable Data (MAID)"],"metrics":[{"version":"3.1","source":"security-advisories@github.com","type":"Secondary","score":"3.7","severity":"LOW","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L","data":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L","baseScore":3.7,"baseSeverity":"LOW","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"LOW"}},{"version":"3.1","source":"CNA","type":"DECLARED","score":"3.7","severity":"LOW","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L","data":{"attackComplexity":"HIGH","attackVector":"NETWORK","availabilityImpact":"LOW","baseScore":3.7,"baseSeverity":"LOW","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L","version":"3.1"}}],"references":[{"url":"https://github.com/digitalbazaar/forge/releases/tag/v1.4.1","name":"https://github.com/digitalbazaar/forge/releases/tag/v1.4.1","refsource":"security-advisories@github.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://github.com/digitalbazaar/forge/commit/f6555609bd30f442fbfacd543155928ceccf98d0","name":"https://github.com/digitalbazaar/forge/commit/f6555609bd30f442fbfacd543155928ceccf98d0","refsource":"security-advisories@github.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://github.com/digitalbazaar/forge/security/advisories/GHSA-4487-j8r4-4g2f","name":"https://github.com/digitalbazaar/forge/security/advisories/GHSA-4487-j8r4-4g2f","refsource":"134c704f-9b21-4f2e-91b3-4a467353bcc0","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-118780","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-118780","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"digitalbazaar","product":"forge","version":"affected < 1.4.1","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2026","cve_id":"118780","cve":"CVE-2026-118780","epss":"0.001720000","percentile":"0.065850000","score_date":"2026-11-01","updated_at":"2026-11-02 00:05:54"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"adp":[{"metrics":[{"other":{"content":{"id":"CVE-2026-118780","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","timestamp":"2026-11-04T01:36:38.095925Z","version":"2.0.3"},"type":"ssvc"}}],"providerMetadata":{"dateUpdated":"2026-11-04T01:37:04.842Z","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP"},"references":[{"tags":["exploit"],"url":"https://github.com/digitalbazaar/forge/security/advisories/GHSA-4487-j8r4-4g2f"}],"title":"CISA ADP Vulnrichment"}],"cna":{"affected":[{"product":"forge","vendor":"digitalbazaar","versions":[{"status":"affected","version":"< 1.4.1"}]}],"descriptions":[{"lang":"en","value":"Forge (also called node-forge) is a native implementation of Transport Layer Security in JavaScript. Prior to 1.4.1, the affected implementation used pki.verifyCertificateChain(), pki.createCaStore(), duplicate subject names to process the relevant input or security decision. node-forge modified the CA store while trying certificates that shared a subject name during pki.verifyCertificateChain(). A failed chain verification could permanently remove trusted CA certificates from the store, causing later valid chains to fail and creating a persistent availability impact for applications that reused the store. This issue is fixed in version 1.4.1."}],"metrics":[{"cvssV3_1":{"attackComplexity":"HIGH","attackVector":"NETWORK","availabilityImpact":"LOW","baseScore":3.7,"baseSeverity":"LOW","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L","version":"3.1"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-295","description":"CWE-295: Improper Certificate Validation","lang":"en","type":"CWE"}]},{"descriptions":[{"cweId":"CWE-471","description":"CWE-471: Modification of Assumed-Immutable Data (MAID)","lang":"en","type":"CWE"}]}],"providerMetadata":{"dateUpdated":"2026-10-29T18:47:35.961Z","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","shortName":"GitHub_M"},"references":[{"name":"https://github.com/digitalbazaar/forge/security/advisories/GHSA-4487-j8r4-4g2f","tags":["x_refsource_CONFIRM"],"url":"https://github.com/digitalbazaar/forge/security/advisories/GHSA-4487-j8r4-4g2f"},{"name":"https://github.com/digitalbazaar/forge/commit/f6555609bd30f442fbfacd543155928ceccf98d0","tags":["x_refsource_MISC"],"url":"https://github.com/digitalbazaar/forge/commit/f6555609bd30f442fbfacd543155928ceccf98d0"},{"name":"https://github.com/digitalbazaar/forge/releases/tag/v1.4.1","tags":["x_refsource_MISC"],"url":"https://github.com/digitalbazaar/forge/releases/tag/v1.4.1"}],"source":{"advisory":"GHSA-4487-j8r4-4g2f","discovery":"UNKNOWN"},"title":"Forge: verifyCertificateChain() removes trusted CA certificates with the same subject from the CA store"}},"cveMetadata":{"assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","assignerShortName":"GitHub_M","cveId":"CVE-2026-118780","datePublished":"2026-10-29T18:47:35.961Z","dateReserved":"2026-10-28T19:20:05.018Z","dateUpdated":"2026-11-04T01:37:04.842Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-10-29 19:17:20","lastModifiedDate":"2026-11-04 02:17:16","problem_types":["CWE-295","CWE-471","CWE-295 CWE-295: Improper Certificate Validation","CWE-471 CWE-471: Modification of Assumed-Immutable Data (MAID)"],"metrics":{"cvssMetricV31":[{"source":"security-advisories@github.com","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L","baseScore":3.7,"baseSeverity":"LOW","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"LOW"},"exploitabilityScore":2.2,"impactScore":1.4}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2026-11-04T01:36:38.095925Z","id":"CVE-2026-118780","options":[{"exploitation":"poc"},{"automatable":"no"},{"technicalImpact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"118780","Ordinal":"1","Title":"Forge: verifyCertificateChain() removes trusted CA certificates ","CVE":"CVE-2026-118780","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"118780","Ordinal":"1","NoteData":"Forge (also called node-forge) is a native implementation of Transport Layer Security in JavaScript. Prior to 1.4.1, the affected implementation used pki.verifyCertificateChain(), pki.createCaStore(), duplicate subject names to process the relevant input or security decision. node-forge modified the CA store while trying certificates that shared a subject name during pki.verifyCertificateChain(). A failed chain verification could permanently remove trusted CA certificates from the store, causing later valid chains to fail and creating a persistent availability impact for applications that reused the store. This issue is fixed in version 1.4.1.","Type":"Description","Title":"Forge: verifyCertificateChain() removes trusted CA certificates "}]}}}