{"id":"CVE-2025-8042","state":"PUBLISHED","title":"Sandboxed iframe could start downloads","description":"Firefox for Android allowed a sandboxed iframe without the `allow-downloads` attribute to start downloads. This vulnerability was fixed in Firefox 141.","publishedAt":"2025-08-19T20:52:46.674Z","updatedAt":"2026-04-13T14:31:31.459Z","severity":{"score":9.8,"label":"Critical","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","source":"CISA-ADP"},"assigner":"mozilla","products":["Mozilla Firefox"],"affected":[{"vendor":"Mozilla","product":"Firefox","versions":[{"version":"141","status":"unaffected","lessThanOrEqual":"*","versionType":"rpm"}]}],"references":["https://bugzilla.mozilla.org/show_bug.cgi?id=1791322","https://www.mozilla.org/security/advisories/mfsa2025-56/"],"weaknesses":["CWE-732"],"ingestedAt":"2026-10-29T20:10:04.440Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2025/8xxx/CVE-2025-8042.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-8042","state":"PUBLISHED","datePublished":"2025-08-19T20:52:46.674Z","dateUpdated":"2026-04-13T14:31:31.459Z","assignerShortName":"mozilla","assignerOrgId":"f16b083a-5664-49f3-a51e-8d479e5ed7fe","dateReserved":"2025-07-22T10:14:13.121Z"},"containers":{"cna":{"title":"Sandboxed iframe could start downloads","descriptions":[{"lang":"en","value":"Firefox for Android allowed a sandboxed iframe without the `allow-downloads` attribute to start downloads. This vulnerability was fixed in Firefox 141."}],"affected":[{"vendor":"Mozilla","product":"Firefox","versions":[{"version":"141","status":"unaffected","lessThanOrEqual":"*","versionType":"rpm"}]}],"references":[{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=1791322"},{"url":"https://www.mozilla.org/security/advisories/mfsa2025-56/"}],"providerMetadata":{"shortName":"mozilla","orgId":"f16b083a-5664-49f3-a51e-8d479e5ed7fe","dateUpdated":"2026-04-13T14:31:31.459Z"},"credits":[{"lang":"en","value":"Axel Chong (@Haxatron)"}]},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":9.8,"attackVector":"NETWORK","baseSeverity":"CRITICAL","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","integrityImpact":"HIGH","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"NONE","confidentialityImpact":"HIGH"}},{"other":{"type":"ssvc","content":{"timestamp":"2025-08-20T14:03:29.249302Z","id":"CVE-2025-8042","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-732","type":"CWE","lang":"en","description":"CWE-732 Incorrect Permission Assignment for Critical Resource"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-08-20T15:18:01.430Z"}}]}}}