{"affected":[{"affectedData":[{"product":"Firefox","vendor":"Mozilla","versions":[{"lessThanOrEqual":"115.*","status":"unaffected","version":"115.23","versionType":"rpm"},{"lessThanOrEqual":"128.*","status":"unaffected","version":"128.10","versionType":"rpm"},{"lessThanOrEqual":"*","status":"unaffected","version":"138","versionType":"rpm"}]},{"product":"Thunderbird","vendor":"Mozilla","versions":[{"lessThanOrEqual":"128.*","status":"unaffected","version":"128.10","versionType":"rpm"},{"lessThanOrEqual":"*","status":"unaffected","version":"138","versionType":"rpm"}]}],"source":"security@mozilla.org"}],"configurations":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:a:mozilla:firefox:*:*:*:*:esr:*:*:*","matchCriteriaId":"C120A37E-1333-4278-9527-4F370BC78EA8","versionEndExcluding":"115.23","vulnerable":true},{"criteria":"cpe:2.3:a:mozilla:firefox:*:*:*:*:-:*:*:*","matchCriteriaId":"EB8A8C7B-B65D-4DF5-BDB5-0C3C4E2DB72C","versionEndExcluding":"138.0","vulnerable":true},{"criteria":"cpe:2.3:a:mozilla:firefox:*:*:*:*:esr:*:*:*","matchCriteriaId":"78457AB7-7F72-41FA-99F5-EE6D2B2AC9F9","versionEndExcluding":"128.10","versionStartIncluding":"128.0","vulnerable":true},{"criteria":"cpe:2.3:a:mozilla:thunderbird:*:*:*:*:esr:*:*:*","matchCriteriaId":"DC19822B-CC07-4C6F-BAAD-C7A9C4E73FA9","versionEndExcluding":"128.10.0","vulnerable":true},{"criteria":"cpe:2.3:a:mozilla:thunderbird:*:*:*:*:-:*:*:*","matchCriteriaId":"D1E8CCF1-4E91-44CC-A652-B23D1337A485","versionEndExcluding":"138.0","vulnerable":true}],"negate":false,"operator":"OR"}]}],"cveTags":[],"descriptions":[{"lang":"en","value":"Modification of specific WebGL shader attributes could trigger an out-of-bounds read, which, when chained with other vulnerabilities, could be used to escalate privileges.\n*This bug only affects Thunderbird for macOS. Other versions of Thunderbird are unaffected.*. This vulnerability was fixed in Firefox 138, Firefox ESR 128.10, Firefox ESR 115.23, Thunderbird 138, and Thunderbird 128.10."},{"lang":"es","value":"La modificación de atributos específicos de sombreadores WebGL podría desencadenar una lectura fuera de los límites, que, al combinarse con otras vulnerabilidades, podría utilizarse para escalar privilegios. Este error solo afecta a Firefox para macOS. Otras versiones de Firefox no se ven afectadas.* Esta vulnerabilidad afecta a Firefox menor que 138, Firefox ESR menor que 128.10, Firefox ESR menor que 115.23, Thunderbird menor que 138 y Thunderbird ESR menor que 128.10."}],"id":"CVE-2025-4082","lastModified":"2026-10-05T15:10:00.590","metrics":{"cvssMetricV31":[{"cvssData":{"attackComplexity":"HIGH","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":5.9,"baseSeverity":"MEDIUM","confidentialityImpact":"HIGH","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N","version":"3.1"},"exploitabilityScore":2.2,"impactScore":3.6,"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","type":"Secondary"}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"id":"CVE-2025-4082","options":[{"exploitation":"none"},{"automatable":"no"},{"technicalImpact":"total"}],"role":"CISA Coordinator","timestamp":"2025-04-30T03:56:28.910532Z","version":"2.0.3"}}]},"published":"2025-04-29T14:15:34.913","references":[{"source":"security@mozilla.org","tags":["Permissions Required"],"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=1937097"},{"source":"security@mozilla.org","tags":["Vendor Advisory"],"url":"https://www.mozilla.org/security/advisories/mfsa2025-28/"},{"source":"security@mozilla.org","tags":["Vendor Advisory"],"url":"https://www.mozilla.org/security/advisories/mfsa2025-29/"},{"source":"security@mozilla.org","tags":["Vendor Advisory"],"url":"https://www.mozilla.org/security/advisories/mfsa2025-30/"},{"source":"security@mozilla.org","tags":["Vendor Advisory"],"url":"https://www.mozilla.org/security/advisories/mfsa2025-31/"},{"source":"security@mozilla.org","tags":["Vendor Advisory"],"url":"https://www.mozilla.org/security/advisories/mfsa2025-32/"},{"source":"af854a3a-2127-422b-91ae-364da2661108","url":"https://lists.debian.org/debian-lts-announce/2025/05/msg00022.html"}],"sourceIdentifier":"security@mozilla.org","vulnStatus":"Modified","weaknesses":[{"description":[{"lang":"en","value":"CWE-125"}],"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","type":"Secondary"}]}