{"id":"CVE-2012-6468","url":"https://www.cyber-defence.io/tools/cve/CVE-2012-6468","generatedAt":"2026-10-27T18:46:34.710Z","title":"Heap-based buffer overflow in Opera before 12.11 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a long HTTP response.","description":"Heap-based buffer overflow in Opera before 12.11 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a long HTTP response.","published":"2013-01-02T11:46:23.000Z","lastModified":"2026-06-16T23:48:11.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"2.0","score":9.3,"severity":"HIGH","vector":"AV:N/AC:M/Au:N/C:C/I:C/A:C"},"cwe":["CWE-119"],"affected":["opera/opera browser"],"epss":{"score":0.04141,"percentile":0.90776,"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 (4.14%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"http://www.opera.com/docs/changelogs/unified/1211/","source":"cve@mitre.org"},{"url":"http://www.opera.com/support/kb/view/1036/","tags":["Vendor Advisory"],"source":"cve@mitre.org"},{"url":"http://www.securityfocus.com/bid/56594","source":"cve@mitre.org"},{"url":"http://www.opera.com/docs/changelogs/unified/1211/","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.opera.com/support/kb/view/1036/","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securityfocus.com/bid/56594","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2012-6468","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."}