{"id":"CVE-2026-103417","aliases":["EUVD-2026-98340","GHSA-6fqq-f23v-gqfc"],"status":"published","title":"Saved credentials can be autofilled after cross-origin navigation","description":"Firefox for iOS could autofill saved credentials into a new page if cross-origin navigation occurred while the saved-login UI was open. Autofill was not bound to the originating page or rejected when its origin changed. This vulnerability was fixed in Firefox for iOS 157.1.","severity":{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N","level":"medium","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-12","score":0.00078,"percentile":0.00113,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-346"],"published":"2026-10-13T07:19:10Z","modified":"2026-10-13T16:19:16Z","products":[{"vendor":"mozilla","product":"firefox for ios"}],"references":[{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=2068171"},{"url":"https://www.mozilla.org/security/advisories/mfsa2026-105/"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-103417"},{"url":"https://www.mozilla.org/security/advisories/mfsa2026-105"},{"url":"https://github.com/advisories/GHSA-6fqq-f23v-gqfc"}],"sources":{"cve":[{"id":"CVE-2026-103417","title":"Saved credentials can be autofilled after cross-origin navigation","description":"Firefox for iOS could autofill saved credentials into a new page if cross-origin navigation occurred while the saved-login UI was open. Autofill was not bound to the originating page or rejected when its origin changed. This vulnerability was fixed in Firefox for iOS 157.1.","status":"published","published":"2026-10-13T07:19:10.454Z","modified":"2026-10-13T12:09:24.689Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N","level":"medium","assessor":"adp"}],"cwes":["CWE-346"],"updated_at":"2026-11-02T13:34:48.658051Z"}],"euvd":[{"id":"EUVD-2026-98340","description":"Firefox for iOS could autofill saved credentials into a new page if cross-origin navigation occurred while the saved-login UI was open. Autofill was not bound to the originating page or rejected when its origin changed. This vulnerability was fixed in Firefox for iOS 157.1.","status":"published","published":"2026-10-13T07:19:10Z","modified":"2026-10-13T12:09:24Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N","level":"medium"}],"updated_at":"2026-11-02T17:27:21.215493Z"}],"ghsa":[{"id":"GHSA-6fqq-f23v-gqfc","title":"Firefox for iOS could autofill saved credentials into a new page if cross-origin navigation...","description":"Firefox for iOS could autofill saved credentials into a new page if cross-origin navigation occurred while the saved-login UI was open. Autofill was not bound to the originating page or rejected when its origin changed. This vulnerability was fixed in Firefox for iOS 157.1.","status":"published","published":"2026-10-13T09:30:45Z","modified":"2026-10-13T15:33:08Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N","level":"medium"}],"cwes":["CWE-346"],"updated_at":"2026-11-02T15:13:11.391487Z"}],"nvd":[{"id":"CVE-2026-103417","description":"Firefox for iOS could autofill saved credentials into a new page if cross-origin navigation occurred while the saved-login UI was open. Autofill was not bound to the originating page or rejected when its origin changed. This vulnerability was fixed in Firefox for iOS 157.1.","status":"published","published":"2026-10-13T08:16:59.423Z","modified":"2026-10-13T16:19:16.897Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-346"],"updated_at":"2026-11-02T14:12:56.72789Z"}]}}