{"id":"CVE-2026-48815","sourceIdentifier":"security-advisories@github.com","published":"2026-07-14T21:17:01.370","lastModified":"2026-10-24T21:10:00.130","vulnStatus":"Deferred","cveTags":[],"descriptions":[{"lang":"en","value":"sigstore-js provides JavaScript libraries for interacting with Sigstore services. Prior to 4.1.1, the documented certificateOIDs option in sigstore.verify() is accepted by the public API but discarded before verification, so required certificate extension OIDs are never checked and applications relying on certificateOIDs to restrict which certificates may sign artifacts can accept unauthorized certificates. This issue is fixed in version 4.1.1."},{"lang":"es","value":"sigstore-js proporciona bibliotecas JavaScript para interactuar con los servicios Sigstore. Antes de la versión 4.1.1, la opción documentada certificateOIDs en sigstore.verify() es aceptada por la API pública pero descartada antes de la verificación, por lo que los OID de extensión de certificado requeridos nunca se verifican y las aplicaciones que dependen de certificateOIDs para restringir qué certificados pueden firmar artefactos pueden aceptar certificados no autorizados. Este problema se corrige en la versión 4.1.1."}],"affected":[{"source":"security-advisories@github.com","affectedData":[{"vendor":"sigstore","product":"sigstore-js","versions":[{"version":"< 4.1.1","status":"affected"}]}]}],"metrics":{"cvssMetricV31":[{"source":"security-advisories@github.com","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","baseScore":7.5,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"HIGH","availabilityImpact":"NONE"},"exploitabilityScore":3.9,"impactScore":3.6}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2026-07-15T12:56:21.913994Z","id":"CVE-2026-48815","options":[{"exploitation":"poc"},{"automatable":"yes"},{"technicalImpact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"weaknesses":[{"source":"security-advisories@github.com","type":"Secondary","description":[{"lang":"en","value":"CWE-347"}]}],"references":[{"url":"https://github.com/sigstore/sigstore-js/commit/7845532f9d17f6f765363dbee82b01bd159fb52b","source":"security-advisories@github.com"},{"url":"https://github.com/sigstore/sigstore-js/pull/1658","source":"security-advisories@github.com"},{"url":"https://github.com/sigstore/sigstore-js/releases/tag/sigstore%404.1.1","source":"security-advisories@github.com"},{"url":"https://github.com/sigstore/sigstore-js/security/advisories/GHSA-52v5-jr5w-gjxr","source":"security-advisories@github.com"},{"url":"https://github.com/sigstore/sigstore-js/security/advisories/GHSA-52v5-jr5w-gjxr","source":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}]}