{"id":"CVE-2011-2363","url":"https://www.cyber-defence.io/tools/cve/CVE-2011-2363","generatedAt":"2026-10-28T00:17:37.106Z","title":"Use-after-free vulnerability in the nsSVGPointList::AppendElement function in the implementation of SVG element lists in Mozilla Firefox before 3.6.18, Thunderbird before 3.1.11, and SeaMonkey through 2.0.14 allows remote attackers to cause a denial of…","description":"Use-after-free vulnerability in the nsSVGPointList::AppendElement function in the implementation of SVG element lists in Mozilla Firefox before 3.6.18, Thunderbird before 3.1.11, and SeaMonkey through 2.0.14 allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via vectors involving a user-supplied callback.","published":"2011-06-30T16:55:05.000Z","lastModified":"2026-06-16T23:31:11.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"2.0","score":10,"severity":"HIGH","vector":"AV:N/AC:L/Au:N/C:C/I:C/A:C"},"cwe":["CWE-399"],"affected":["mozilla/seamonkey","mozilla/firefox","mozilla/thunderbird"],"epss":{"score":0.05772,"percentile":0.93036,"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":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (5.77%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"http://lists.opensuse.org/opensuse-security-announce/2011-07/msg00001.html","source":"cve@mitre.org"},{"url":"http://secunia.com/advisories/45002","source":"cve@mitre.org"},{"url":"http://support.avaya.com/css/P8/documents/100144854","source":"cve@mitre.org"},{"url":"http://support.avaya.com/css/P8/documents/100145333","source":"cve@mitre.org"},{"url":"http://www.debian.org/security/2011/dsa-2268","source":"cve@mitre.org"},{"url":"http://www.debian.org/security/2011/dsa-2269","source":"cve@mitre.org"},{"url":"http://www.debian.org/security/2011/dsa-2273","source":"cve@mitre.org"},{"url":"http://www.mandriva.com/security/advisories?name=MDVSA-2011:111","source":"cve@mitre.org"},{"url":"http://www.mozilla.org/security/announce/2011/mfsa2011-23.html","tags":["Vendor Advisory"],"source":"cve@mitre.org"},{"url":"http://www.redhat.com/support/errata/RHSA-2011-0885.html","source":"cve@mitre.org"},{"url":"http://www.redhat.com/support/errata/RHSA-2011-0886.html","source":"cve@mitre.org"},{"url":"http://www.redhat.com/support/errata/RHSA-2011-0887.html","source":"cve@mitre.org"},{"url":"http://www.redhat.com/support/errata/RHSA-2011-0888.html","source":"cve@mitre.org"},{"url":"http://www.ubuntu.com/usn/USN-1149-1","source":"cve@mitre.org"},{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=648160","source":"cve@mitre.org"},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A14046","source":"cve@mitre.org"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2011-07/msg00001.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/45002","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://support.avaya.com/css/P8/documents/100144854","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://support.avaya.com/css/P8/documents/100145333","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.debian.org/security/2011/dsa-2268","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.debian.org/security/2011/dsa-2269","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.debian.org/security/2011/dsa-2273","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.mandriva.com/security/advisories?name=MDVSA-2011:111","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.mozilla.org/security/announce/2011/mfsa2011-23.html","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.redhat.com/support/errata/RHSA-2011-0885.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.redhat.com/support/errata/RHSA-2011-0886.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.redhat.com/support/errata/RHSA-2011-0887.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.redhat.com/support/errata/RHSA-2011-0888.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.ubuntu.com/usn/USN-1149-1","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=648160","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A14046","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2011-2363","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."}