{"id":"CVE-2010-4586","aliases":["EUVD-2010-4552","GHSA-jg9r-pgjc-jx37"],"status":"published","title":"The default configuration of Opera before 11.00 enables WebSockets functionality, which has...","description":"The default configuration of Opera before 11.00 enables WebSockets functionality, which has unspecified impact and remote attack vectors, possibly a related issue to CVE-2010-4508.","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":"2026-11-09","score":0.02064,"percentile":0.81505,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-16"],"published":"2010-12-22T01:00:00Z","modified":"2026-06-16T23:25:07Z","products":[{"vendor":"opera","product":"opera_browser"}],"references":[{"url":"http://secunia.com/advisories/42653","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred"]},{"url":"http://www.opera.com/docs/changelogs/unix/1100/","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"http://www.opera.com/docs/changelogs/windows/1100/","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"http://www.opera.com/docs/changelogs/mac/1100/","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"http://lists.opensuse.org/opensuse-security-announce/2010-12/msg00006.html","tags":["vendor-advisory","x_refsource_SUSE","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2010-4586"},{"url":"http://www.opera.com/docs/changelogs/mac/1100"},{"url":"http://www.opera.com/docs/changelogs/unix/1100"},{"url":"http://www.opera.com/docs/changelogs/windows/1100"},{"url":"https://github.com/advisories/GHSA-jg9r-pgjc-jx37"}],"sources":{"cve":[{"id":"CVE-2010-4586","description":"The default configuration of Opera before 11.00 enables WebSockets functionality, which has unspecified impact and remote attack vectors, possibly a related issue to CVE-2010-4508.","status":"published","published":"2010-12-22T01:00:00Z","modified":"2024-08-07T03:51:17.467Z","updated_at":"2026-11-02T14:33:28.50039Z"}],"euvd":[{"id":"EUVD-2010-4552","description":"The default configuration of Opera before 11.00 enables WebSockets functionality, which has unspecified impact and remote attack vectors, possibly a related issue to CVE-2010-4508.","status":"published","published":"2010-12-22T01:00:00Z","modified":"2024-08-07T03:51:17Z","updated_at":"2026-11-03T01:39:30.072311Z"}],"ghsa":[{"id":"GHSA-jg9r-pgjc-jx37","title":"The default configuration of Opera before 11.00 enables WebSockets functionality, which has...","description":"The default configuration of Opera before 11.00 enables WebSockets functionality, which has unspecified impact and remote attack vectors, possibly a related issue to CVE-2010-4508.","status":"published","published":"2022-05-17T05:44:10Z","modified":"2025-04-11T03:42:21Z","updated_at":"2026-11-02T15:01:06.818128Z"}],"nvd":[{"id":"CVE-2010-4586","description":"The default configuration of Opera before 11.00 enables WebSockets functionality, which has unspecified impact and remote attack vectors, possibly a related issue to CVE-2010-4508.","status":"published","published":"2010-12-22T03:00:03.877Z","modified":"2026-06-16T23:25:07.547Z","cvss":[{"version":"2.0","score":10,"vector":"AV:N/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-16"],"updated_at":"2026-11-02T14:02:00.37682Z"}]}}