{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-05-11T10:12:55.516","vulnerabilities":[{"cve":{"id":"CVE-2021-29953","sourceIdentifier":"security@mozilla.org","published":"2021-06-24T14:15:10.000","lastModified":"2024-11-21T06:02:03.037","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"A malicious webpage could have forced a Firefox for Android user into executing attacker-controlled JavaScript in the context of another domain, resulting in a Universal Cross-Site Scripting vulnerability. *Note: This issue only affected Firefox for Android. Other operating systems are unaffected. Further details are being temporarily withheld to allow users an opportunity to update.*. This vulnerability affects Firefox < 88.0.1 and Firefox for Android < 88.1.3."},{"lang":"es","value":"Una página web maliciosa podría haber forzado a un usuario de Firefox para Android a ejecutar JavaScript controlado por el atacante en el contexto de otro dominio, resultando en una vulnerabilidad de tipo Universal Cross-Site Scripting . *Nota: Este problema sólo afecta a Firefox para Android. Otros sistemas operativos no están afectados. Se están reteniendo temporalmente más detalles para dar a usuarios la oportunidad de actualizarse. Esta vulnerabilidad afecta a Firefox versiones anteriores a 88.0.1 y a Firefox para Android versiones anteriores a 88.1.3"}],"metrics":{"cvssMetricV31":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","baseScore":6.1,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"CHANGED","confidentialityImpact":"LOW","integrityImpact":"LOW","availabilityImpact":"NONE"},"exploitabilityScore":2.8,"impactScore":2.7}],"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:N/AC:M/Au:N/C:N/I:P/A:N","baseScore":4.3,"accessVector":"NETWORK","accessComplexity":"MEDIUM","authentication":"NONE","confidentialityImpact":"NONE","integrityImpact":"PARTIAL","availabilityImpact":"NONE"},"baseSeverity":"MEDIUM","exploitabilityScore":8.6,"impactScore":2.9,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":true}]},"weaknesses":[{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"CWE-79"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:mozilla:firefox:*:*:*:*:*:-:*:*","versionEndExcluding":"88.0.1","matchCriteriaId":"9DA518B8-6A0A-4AD2-A4C9-6FF6AEA7B56F"},{"vulnerable":true,"criteria":"cpe:2.3:a:mozilla:firefox:*:*:*:*:*:android:*:*","versionEndExcluding":"88.1.3","matchCriteriaId":"1399E175-84F3-424E-8B02-FAF944DA1D84"}]}]}],"references":[{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=1701684","source":"security@mozilla.org","tags":["Permissions Required","Vendor Advisory"]},{"url":"https://www.mozilla.org/security/advisories/mfsa2021-20/","source":"security@mozilla.org","tags":["Release Notes","Vendor Advisory"]},{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=1701684","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Permissions Required","Vendor Advisory"]},{"url":"https://www.mozilla.org/security/advisories/mfsa2021-20/","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Release Notes","Vendor Advisory"]}]}}]}