{"id":"CVE-2023-49060","title":"An attacker could have accessed internal pages or data by ex-filtrating a security key from ReaderMode via the `referrerpolicy` attribute","summary":"An attacker could have accessed internal pages or data by ex-filtrating a security key from ReaderMode via the `referrerpolicy` attribute. This vulnerability affects Firefox for iOS < 120.","severity":"critical","cvss":9.8,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","vendor":"mozilla","product":"firefox_mobile","affected":["firefox_mobile < 120.0"],"patched":["firefox_mobile 120.0"],"published":"2023-11-21","updated":"2026-08-19","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2023-49060","references":[{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=1861405","label":"security@mozilla.org"},{"url":"https://www.mozilla.org/security/advisories/mfsa2023-51/","label":"security@mozilla.org"},{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=1861405","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.mozilla.org/security/advisories/mfsa2023-51/","label":"af854a3a-2127-422b-91ae-364da2661108"}],"tags":["nvd"],"epss":0.0064,"epssPercentile":0.48922,"ingestedAt":"2026-08-19T15:41:16.056Z","slug":"CVE-2023-49060","body":"## Overview\n\nAn attacker could have accessed internal pages or data by ex-filtrating a security key from ReaderMode via the `referrerpolicy` attribute. This vulnerability affects Firefox for iOS < 120.\n\n## Affected\n\n- `firefox_mobile < 120.0`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `firefox_mobile 120.0`","depth":"midnight","depthScore":54,"depthScoreParts":{"impact":53.9,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}