{"id":"CVE-2023-34415","state":"PUBLISHED","title":"When choosing a site-isolated process for a document loaded from a data: URL that was the result of a redirect, Firefox would load that document in the same process as the site tha","description":"When choosing a site-isolated process for a document loaded from a data: URL that was the result of a redirect, Firefox would load that document in the same process as the site that issued the redirect. This bypassed the site-isolation protections against Spectre-like attacks on sites that host an \"open redirect\". Firefox no longer follows HTTP redirects to data: URLs. This vulnerability affects Firefox < 114.","publishedAt":"2023-06-19T10:40:49.021Z","updatedAt":"2025-02-13T16:55:31.907Z","severity":null,"assigner":"mozilla","products":["Mozilla Firefox"],"affected":[{"vendor":"Mozilla","product":"Firefox","versions":[{"version":"unspecified","status":"affected","lessThan":"114","versionType":"custom"}]}],"references":["https://bugzilla.mozilla.org/show_bug.cgi?id=1811999","https://www.mozilla.org/security/advisories/mfsa2023-20/","https://security.gentoo.org/glsa/202401-10"],"weaknesses":[],"ingestedAt":"2026-10-29T20:06:00.499Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2023/34xxx/CVE-2023-34415.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2023-34415","state":"PUBLISHED","datePublished":"2023-06-19T10:40:49.021Z","dateUpdated":"2025-02-13T16:55:31.907Z","assignerShortName":"mozilla","assignerOrgId":"f16b083a-5664-49f3-a51e-8d479e5ed7fe","dateReserved":"2023-06-05T16:57:22.625Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"When choosing a site-isolated process for a document loaded from a data: URL that was the result of a redirect, Firefox would load that document in the same process as the site that issued the redirect. This bypassed the site-isolation protections against Spectre-like attacks on sites that host an \"open redirect\". Firefox no longer follows HTTP redirects to data: URLs. This vulnerability affects Firefox < 114."}],"affected":[{"vendor":"Mozilla","product":"Firefox","versions":[{"version":"unspecified","status":"affected","lessThan":"114","versionType":"custom"}]}],"references":[{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=1811999"},{"url":"https://www.mozilla.org/security/advisories/mfsa2023-20/"},{"url":"https://security.gentoo.org/glsa/202401-10"}],"problemTypes":[{"descriptions":[{"description":"Site-isolation bypass on sites that allow open redirects to data: urls","lang":"en","type":"text"}]}],"providerMetadata":{"shortName":"mozilla","orgId":"f16b083a-5664-49f3-a51e-8d479e5ed7fe","dateUpdated":"2024-01-07T11:07:48.042Z"},"credits":[{"lang":"en","value":"Jun Kokatsu"}]},"adp":[{"title":"CVE Program Container","references":[{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=1811999","tags":["x_transferred"]},{"url":"https://www.mozilla.org/security/advisories/mfsa2023-20/","tags":["x_transferred"]},{"url":"https://security.gentoo.org/glsa/202401-10","tags":["x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-02T16:10:06.797Z"}}]}}}