{"id":"CVE-2012-4145","aliases":["EUVD-2012-4089","GHSA-whvh-q427-542f"],"status":"published","title":"Unspecified vulnerability in Opera before 12.01 on Windows and UNIX, and before 11.66 and 12.x...","description":"Unspecified vulnerability in Opera before 12.01 on Windows and UNIX, and before 11.66 and 12.x before 12.01 on Mac OS X, has unknown impact and attack vectors, related to a \"low severity issue.\"","severity":{"version":"2.0","score":10,"vector":"AV:N/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.02185,"percentile":0.82516,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2012-08-06T16:00:00Z","modified":"2026-06-16T23:44:28Z","products":[{"vendor":"opera","product":"opera_browser"}],"references":[{"url":"http://www.opera.com/docs/changelogs/mac/1166/","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"http://www.opera.com/docs/changelogs/windows/1201/","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"http://www.opera.com/docs/changelogs/mac/1201/","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"http://www.opera.com/docs/changelogs/unix/1201/","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2012-4145"},{"url":"http://www.opera.com/docs/changelogs/mac/1166"},{"url":"http://www.opera.com/docs/changelogs/mac/1201"},{"url":"http://www.opera.com/docs/changelogs/unix/1201"},{"url":"http://www.opera.com/docs/changelogs/windows/1201"},{"url":"https://github.com/advisories/GHSA-whvh-q427-542f"}],"sources":{"cve":[{"id":"CVE-2012-4145","description":"Unspecified vulnerability in Opera before 12.01 on Windows and UNIX, and before 11.66 and 12.x before 12.01 on Mac OS X, has unknown impact and attack vectors, related to a \"low severity issue.\"","status":"published","published":"2012-08-06T16:00:00Z","modified":"2024-09-17T00:46:07.607Z","updated_at":"2026-11-02T14:34:51.584538Z"}],"euvd":[{"id":"EUVD-2012-4089","description":"Unspecified vulnerability in Opera before 12.01 on Windows and UNIX, and before 11.66 and 12.x before 12.01 on Mac OS X, has unknown impact and attack vectors, related to a \"low severity issue.\"","status":"published","published":"2012-08-06T16:00:00Z","modified":"2024-09-17T00:46:07Z","updated_at":"2026-11-03T00:28:55.842484Z"}],"ghsa":[{"id":"GHSA-whvh-q427-542f","title":"Unspecified vulnerability in Opera before 12.01 on Windows and UNIX, and before 11.66 and 12.x...","description":"Unspecified vulnerability in Opera before 12.01 on Windows and UNIX, and before 11.66 and 12.x before 12.01 on Mac OS X, has unknown impact and attack vectors, related to a \"low severity issue.\"","status":"published","published":"2022-05-17T05:26:51Z","modified":"2025-04-11T04:01:17Z","updated_at":"2026-11-02T15:01:11.561612Z"}],"nvd":[{"id":"CVE-2012-4145","description":"Unspecified vulnerability in Opera before 12.01 on Windows and UNIX, and before 11.66 and 12.x before 12.01 on Mac OS X, has unknown impact and attack vectors, related to a \"low severity issue.\"","status":"published","published":"2012-08-06T16:55:07.243Z","modified":"2026-06-16T23:44:28.307Z","cvss":[{"version":"2.0","score":10,"vector":"AV:N/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"updated_at":"2026-11-02T14:02:15.188652Z"}]}}