{"id":"CVE-2007-6521","aliases":["EUVD-2007-6487","GHSA-5274-p7fr-qfrr"],"status":"published","title":"Unspecified vulnerability in Opera before 9.25 allows remote attackers to execute arbitrary code...","description":"Unspecified vulnerability in Opera before 9.25 allows remote attackers to execute arbitrary code via crafted TLS certificates.","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":0.05018,"percentile":0.92306,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-310"],"published":"2007-12-24T20:00:00Z","modified":"2026-06-16T22:48:15Z","products":[{"vendor":"opera","product":"opera_browser"}],"references":[{"url":"http://www.opera.com/docs/changelogs/windows/925/","tags":["x_refsource_CONFIRM","x_transferred","Patch"]},{"url":"http://bugs.gentoo.org/show_bug.cgi?id=202770","tags":["x_refsource_MISC","x_transferred"]},{"url":"http://www.opera.com/docs/changelogs/linux/925/","tags":["x_refsource_CONFIRM","x_transferred","Patch"]},{"url":"http://www.securitytracker.com/id?1019131","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred"]},{"url":"http://secunia.com/advisories/28314","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred"]},{"url":"http://www.securityfocus.com/bid/26937","tags":["vdb-entry","x_refsource_BID","x_transferred"]},{"url":"http://lists.opensuse.org/opensuse-security-announce/2008-01/msg00001.html","tags":["vendor-advisory","x_refsource_SUSE","x_transferred"]},{"url":"http://security.gentoo.org/glsa/glsa-200712-22.xml","tags":["vendor-advisory","x_refsource_GENTOO","x_transferred"]},{"url":"http://www.vupen.com/english/advisories/2007/4261","tags":["vdb-entry","x_refsource_VUPEN","x_transferred"]},{"url":"http://secunia.com/advisories/28169","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Patch","Vendor Advisory"]},{"url":"http://secunia.com/advisories/28290","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/39161","tags":["vdb-entry","x_refsource_XF","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2007-6521"},{"url":"http://www.opera.com/docs/changelogs/linux/925"},{"url":"http://www.opera.com/docs/changelogs/windows/925"},{"url":"https://github.com/advisories/GHSA-5274-p7fr-qfrr"}],"sources":{"cve":[{"id":"CVE-2007-6521","description":"Unspecified vulnerability in Opera before 9.25 allows remote attackers to execute arbitrary code via crafted TLS certificates.","status":"published","published":"2007-12-24T20:00:00Z","modified":"2024-08-07T16:11:05.693Z","updated_at":"2026-11-02T13:33:07.91528Z"}],"euvd":[{"id":"EUVD-2007-6487","description":"Unspecified vulnerability in Opera before 9.25 allows remote attackers to execute arbitrary code via crafted TLS certificates.","status":"published","published":"2007-12-24T20:00:00Z","modified":"2024-08-07T16:11:05Z","updated_at":"2026-11-03T01:16:12.823662Z"}],"ghsa":[{"id":"GHSA-5274-p7fr-qfrr","title":"Unspecified vulnerability in Opera before 9.25 allows remote attackers to execute arbitrary code...","description":"Unspecified vulnerability in Opera before 9.25 allows remote attackers to execute arbitrary code via crafted TLS certificates.","status":"published","published":"2022-05-01T18:43:47Z","modified":"2025-04-09T03:50:42Z","updated_at":"2026-11-02T15:00:56.03294Z"}],"nvd":[{"id":"CVE-2007-6521","description":"Unspecified vulnerability in Opera before 9.25 allows remote attackers to execute arbitrary code via crafted TLS certificates.","status":"published","published":"2007-12-24T20:46:00Z","modified":"2026-06-16T22:48:15.363Z","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-310"],"updated_at":"2026-11-02T14:01:24.110006Z"}]}}