{"id":"CVE-2011-0682","aliases":["EUVD-2011-0700","GHSA-74h7-7cw6-xjm9"],"status":"published","title":"Integer truncation error in opera.dll in Opera before 11.01 allows remote attackers to execute...","description":"Integer truncation error in opera.dll in Opera before 11.01 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via an HTML form with a select element that contains a large number of children.","severity":{"version":"2.0","score":9.3,"vector":"AV:N/AC:M/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-07","score":0.05637,"percentile":0.93002,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-119"],"published":"2011-01-31T20:00:00Z","modified":"2026-06-16T23:27:52Z","products":[{"vendor":"opera","product":"opera_browser"}],"references":[{"url":"http://www.opera.com/docs/changelogs/windows/1101/","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"http://www.vupen.com/english/advisories/2011/0231","tags":["vdb-entry","x_refsource_VUPEN","x_transferred","Vendor Advisory"]},{"url":"http://www.opera.com/docs/changelogs/unix/1101/","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"http://www.securityfocus.com/bid/46036","tags":["vdb-entry","x_refsource_BID","x_transferred"]},{"url":"http://www.opera.com/docs/changelogs/mac/1101/","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"http://osvdb.org/70728","tags":["vdb-entry","x_refsource_OSVDB","x_transferred"]},{"url":"http://www.opera.com/support/kb/view/982/","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"https://www.alternativ-testing.fr/blog/index.php?post/2011/%5BCVE-XXXX-XXXX%5D-Opera-11-Integer-Truncation-Vulnerability","tags":["x_refsource_MISC","x_transferred"]},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12636","tags":["vdb-entry","signature","x_refsource_OVAL","x_transferred"]},{"url":"http://secunia.com/advisories/43023","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2011-0682"},{"url":"https://www.alternativ-testing.fr/blog/index.php?post/2011/[CVE-XXXX-XXXX]-Opera-11-Integer-Truncation-Vulnerability"},{"url":"http://www.opera.com/docs/changelogs/mac/1101"},{"url":"http://www.opera.com/docs/changelogs/unix/1101"},{"url":"http://www.opera.com/docs/changelogs/windows/1101"},{"url":"http://www.opera.com/support/kb/view/982"},{"url":"https://github.com/advisories/GHSA-74h7-7cw6-xjm9"}],"sources":{"cve":[{"id":"CVE-2011-0682","description":"Integer truncation error in opera.dll in Opera before 11.01 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via an HTML form with a select element that contains a large number of children.","status":"published","published":"2011-01-31T20:00:00Z","modified":"2024-08-06T21:58:26.134Z","updated_at":"2026-11-02T14:35:39.447402Z"}],"euvd":[{"id":"EUVD-2011-0700","description":"Integer truncation error in opera.dll in Opera before 11.01 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via an HTML form with a select element that contains a large number of children.","status":"published","published":"2011-01-31T20:00:00Z","modified":"2024-08-06T21:58:26Z","updated_at":"2026-11-03T01:55:59.230529Z"}],"ghsa":[{"id":"GHSA-74h7-7cw6-xjm9","title":"Integer truncation error in opera.dll in Opera before 11.01 allows remote attackers to execute...","description":"Integer truncation error in opera.dll in Opera before 11.01 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via an HTML form with a select element that contains a large number of children.","status":"published","published":"2022-05-14T03:08:11Z","modified":"2025-04-11T03:44:39Z","cwes":["CWE-119"],"updated_at":"2026-11-02T15:01:07.765441Z"}],"nvd":[{"id":"CVE-2011-0682","description":"Integer truncation error in opera.dll in Opera before 11.01 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via an HTML form with a select element that contains a large number of children.","status":"published","published":"2011-01-31T21:00:24.907Z","modified":"2026-06-16T23:27:52.727Z","cvss":[{"version":"2.0","score":9.3,"vector":"AV:N/AC:M/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-119"],"updated_at":"2026-11-02T14:02:06.042049Z"}]}}