{"id":"CVE-2011-0683","aliases":["EUVD-2011-0701","GHSA-qfvj-jm87-rrr4"],"status":"published","title":"Opera before 11.01 does not properly restrict the use of opera: URLs, which makes it easier for...","description":"Opera before 11.01 does not properly restrict the use of opera: URLs, which makes it easier for remote attackers to conduct clickjacking attacks via a crafted web site.","severity":{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:N/I:P/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.01766,"percentile":0.78224,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-264"],"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":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11641","tags":["vdb-entry","signature","x_refsource_OVAL","x_transferred"]},{"url":"http://www.opera.com/support/kb/view/983/","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"http://www.vupen.com/english/advisories/2011/0231","tags":["vdb-entry","x_refsource_VUPEN","x_transferred"]},{"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/70729","tags":["vdb-entry","x_refsource_OSVDB","x_transferred"]},{"url":"http://secunia.com/advisories/43023","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2011-0683"},{"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/983"},{"url":"https://github.com/advisories/GHSA-qfvj-jm87-rrr4"}],"sources":{"cve":[{"id":"CVE-2011-0683","description":"Opera before 11.01 does not properly restrict the use of opera: URLs, which makes it easier for remote attackers to conduct clickjacking attacks via a crafted web site.","status":"published","published":"2011-01-31T20:00:00Z","modified":"2024-08-06T21:58:26.083Z","updated_at":"2026-11-02T14:35:39.447402Z"}],"euvd":[{"id":"EUVD-2011-0701","description":"Opera before 11.01 does not properly restrict the use of opera: URLs, which makes it easier for remote attackers to conduct clickjacking attacks via a crafted web site.","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-qfvj-jm87-rrr4","title":"Opera before 11.01 does not properly restrict the use of opera: URLs, which makes it easier for...","description":"Opera before 11.01 does not properly restrict the use of opera: URLs, which makes it easier for remote attackers to conduct clickjacking attacks via a crafted web site.","status":"published","published":"2022-05-17T01:01:56Z","modified":"2025-04-11T03:44:39Z","updated_at":"2026-11-02T15:01:07.765441Z"}],"nvd":[{"id":"CVE-2011-0683","description":"Opera before 11.01 does not properly restrict the use of opera: URLs, which makes it easier for remote attackers to conduct clickjacking attacks via a crafted web site.","status":"published","published":"2011-01-31T21:00:25.033Z","modified":"2026-06-16T23:27:52.873Z","cvss":[{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:N/I:P/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-264"],"updated_at":"2026-11-02T14:02:06.042049Z"}]}}