{"id":"CVE-2011-2609","aliases":["EUVD-2011-2592","GHSA-cjvq-33mj-q4qj"],"status":"published","title":"Opera before 11.50 does not properly restrict data: URIs, which makes it easier for remote...","description":"Opera before 11.50 does not properly restrict data: URIs, which makes it easier for remote attackers to conduct cross-site scripting (XSS) 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":0.01633,"percentile":0.76422,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2011-07-01T10:00:00Z","modified":"2026-06-16T23:31:38Z","products":[{"vendor":"opera","product":"opera_browser"}],"references":[{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/68322","tags":["vdb-entry","x_refsource_XF","x_transferred"]},{"url":"http://www.securityfocus.com/bid/48500","tags":["vdb-entry","x_refsource_BID","x_transferred"]},{"url":"http://secunia.com/advisories/45060","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Vendor Advisory"]},{"url":"http://www.opera.com/docs/changelogs/windows/1150/","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"http://www.opera.com/support/kb/view/995/","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"http://www.osvdb.org/73485","tags":["vdb-entry","x_refsource_OSVDB","x_transferred"]},{"url":"http://www.opera.com/docs/changelogs/unix/1150/","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"http://www.opera.com/docs/changelogs/mac/1150/","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2011-2609"},{"url":"http://www.opera.com/docs/changelogs/mac/1150"},{"url":"http://www.opera.com/docs/changelogs/unix/1150"},{"url":"http://www.opera.com/docs/changelogs/windows/1150"},{"url":"http://www.opera.com/support/kb/view/995"},{"url":"https://github.com/advisories/GHSA-cjvq-33mj-q4qj"}],"sources":{"cve":[{"id":"CVE-2011-2609","description":"Opera before 11.50 does not properly restrict data: URIs, which makes it easier for remote attackers to conduct cross-site scripting (XSS) attacks via a crafted web site.","status":"published","published":"2011-07-01T10:00:00Z","modified":"2024-08-06T23:08:23.364Z","updated_at":"2026-11-02T14:35:36.603688Z"}],"euvd":[{"id":"EUVD-2011-2592","description":"Opera before 11.50 does not properly restrict data: URIs, which makes it easier for remote attackers to conduct cross-site scripting (XSS) attacks via a crafted web site.","status":"published","published":"2011-07-01T10:00:00Z","modified":"2024-08-06T23:08:23Z","updated_at":"2026-11-03T01:39:55.11051Z"}],"ghsa":[{"id":"GHSA-cjvq-33mj-q4qj","title":"Opera before 11.50 does not properly restrict data: URIs, which makes it easier for remote...","description":"Opera before 11.50 does not properly restrict data: URIs, which makes it easier for remote attackers to conduct cross-site scripting (XSS) attacks via a crafted web site.","status":"published","published":"2022-05-17T01:54:50Z","modified":"2025-04-11T03:48:19Z","cwes":["CWE-79"],"updated_at":"2026-11-02T15:01:08.691526Z"}],"nvd":[{"id":"CVE-2011-2609","description":"Opera before 11.50 does not properly restrict data: URIs, which makes it easier for remote attackers to conduct cross-site scripting (XSS) attacks via a crafted web site.","status":"published","published":"2011-07-01T10:55:02.177Z","modified":"2026-06-16T23:31:38.657Z","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-79"],"updated_at":"2026-11-02T14:02:09.182398Z"}]}}