{"id":"CVE-2012-1966","url":"https://www.cyber-defence.io/tools/cve/CVE-2012-1966","generatedAt":"2026-10-28T02:17:42.792Z","title":"Mozilla Firefox 4.x through 13.0 and Firefox ESR 10.x before 10.0.6 do not have the same context-menu restrictions for data: URLs as for javascript: URLs, which allows remote attackers to conduct cross-site scripting (XSS) attacks via a crafted URL.","description":"Mozilla Firefox 4.x through 13.0 and Firefox ESR 10.x before 10.0.6 do not have the same context-menu restrictions for data: URLs as for javascript: URLs, which allows remote attackers to conduct cross-site scripting (XSS) attacks via a crafted URL.","published":"2012-07-18T10:26:49.000Z","lastModified":"2026-06-16T23:40:42.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"2.0","score":4.3,"severity":"MEDIUM","vector":"AV:N/AC:M/Au:N/C:N/I:P/A:N"},"cwe":["CWE-264"],"affected":["mozilla/firefox"],"epss":{"score":0.02191,"percentile":0.82319,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (2.19%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"http://lists.opensuse.org/opensuse-security-announce/2012-07/msg00011.html","source":"cve@mitre.org"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2012-07/msg00012.html","source":"cve@mitre.org"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2012-07/msg00013.html","source":"cve@mitre.org"},{"url":"http://osvdb.org/84009","source":"cve@mitre.org"},{"url":"http://rhn.redhat.com/errata/RHSA-2012-1088.html","source":"cve@mitre.org"},{"url":"http://secunia.com/advisories/49964","source":"cve@mitre.org"},{"url":"http://secunia.com/advisories/49965","source":"cve@mitre.org"},{"url":"http://secunia.com/advisories/49972","source":"cve@mitre.org"},{"url":"http://secunia.com/advisories/49979","source":"cve@mitre.org"},{"url":"http://secunia.com/advisories/49992","source":"cve@mitre.org"},{"url":"http://www.debian.org/security/2012/dsa-2514","source":"cve@mitre.org"},{"url":"http://www.mozilla.org/security/announce/2012/mfsa2012-46.html","tags":["Vendor Advisory"],"source":"cve@mitre.org"},{"url":"http://www.securityfocus.com/bid/54577","source":"cve@mitre.org"},{"url":"http://www.securitytracker.com/id?1027256","source":"cve@mitre.org"},{"url":"http://www.ubuntu.com/usn/USN-1509-1","source":"cve@mitre.org"},{"url":"http://www.ubuntu.com/usn/USN-1509-2","source":"cve@mitre.org"},{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=734076","source":"cve@mitre.org"},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A17037","source":"cve@mitre.org"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2012-07/msg00011.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2012-07/msg00012.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2012-07/msg00013.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://osvdb.org/84009","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://rhn.redhat.com/errata/RHSA-2012-1088.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/49964","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/49965","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/49972","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/49979","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/49992","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.debian.org/security/2012/dsa-2514","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.mozilla.org/security/announce/2012/mfsa2012-46.html","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securityfocus.com/bid/54577","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securitytracker.com/id?1027256","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.ubuntu.com/usn/USN-1509-1","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.ubuntu.com/usn/USN-1509-2","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=734076","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A17037","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2012-1966","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}