{"id":"CVE-2012-6461","aliases":["EUVD-2012-6314","GHSA-4qjc-5643-f8xr"],"status":"published","title":"The X.509 certificate-validation functionality in the https implementation in Opera before 12.10...","description":"The X.509 certificate-validation functionality in the https implementation in Opera before 12.10 allows remote attackers to trigger a false indication of successful revocation-status checking by causing a failure of a single checking service.","severity":{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:P/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-07","score":0.0092,"percentile":0.60498,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-20"],"published":"2013-01-02T11:00:00Z","modified":"2026-06-16T23:48:08Z","products":[{"vendor":"opera","product":"opera_browser"}],"references":[{"url":"http://www.opera.com/docs/changelogs/unified/1210/","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"http://www.opera.com/support/kb/view/1029/","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2012-6461"},{"url":"http://www.opera.com/docs/changelogs/unified/1210"},{"url":"http://www.opera.com/support/kb/view/1029"},{"url":"https://github.com/advisories/GHSA-4qjc-5643-f8xr"}],"sources":{"cve":[{"id":"CVE-2012-6461","description":"The X.509 certificate-validation functionality in the https implementation in Opera before 12.10 allows remote attackers to trigger a false indication of successful revocation-status checking by causing a failure of a single checking service.","status":"published","published":"2013-01-02T11:00:00Z","modified":"2024-09-16T18:49:39.835Z","updated_at":"2026-11-02T14:34:51.269982Z"}],"euvd":[{"id":"EUVD-2012-6314","description":"The X.509 certificate-validation functionality in the https implementation in Opera before 12.10 allows remote attackers to trigger a false indication of successful revocation-status checking by causing a failure of a single checking service.","status":"published","published":"2013-01-02T11:00:00Z","modified":"2024-09-16T18:49:39Z","updated_at":"2026-11-03T00:55:28.625786Z"}],"ghsa":[{"id":"GHSA-4qjc-5643-f8xr","title":"The X.509 certificate-validation functionality in the https implementation in Opera before 12.10...","description":"The X.509 certificate-validation functionality in the https implementation in Opera before 12.10 allows remote attackers to trigger a false indication of successful revocation-status checking by causing a failure of a single checking service.","status":"published","published":"2022-05-17T05:17:30Z","modified":"2025-04-11T04:07:03Z","cwes":["CWE-20"],"updated_at":"2026-11-02T15:01:13.040475Z"}],"nvd":[{"id":"CVE-2012-6461","description":"The X.509 certificate-validation functionality in the https implementation in Opera before 12.10 allows remote attackers to trigger a false indication of successful revocation-status checking by causing a failure of a single checking service.","status":"published","published":"2013-01-02T11:46:22.633Z","modified":"2026-06-16T23:48:08.28Z","cvss":[{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:P/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:02:16.958223Z"}]}}