{"id":"CVE-2015-5956","aliases":["EUVD-2022-3322","GHSA-989h-wv8x-933p"],"status":"published","title":"TYPO3 cross-site scripting (XSS)","description":"The sanitizeLocalUrl function in TYPO3 6.x before 6.2.15, 7.x before 7.4.0, 4.5.40, and earlier allows remote authenticated users to bypass the XSS filter and conduct cross-site scripting (XSS) attacks via a base64 encoded data URI, as demonstrated by the (1) returnUrl parameter to show_rechis.php and the (2) redirect_url parameter to index.php.","severity":{"version":"2.0","score":3.5,"vector":"AV:N/AC:M/Au:S/C:N/I:P/A:N","level":"low","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.02006,"percentile":0.80959,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-79"],"published":"2015-09-16T14:00:00Z","modified":"2026-06-17T00:30:10Z","fixes":[{"ecosystem":"Packagist","package":"typo3/cms","fixed_in":["6.2.15","7.4.0"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"Packagist","package":"typo3/cms","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"6.0"},{"fixed":"6.2.15"}]}]},{"source":"ghsa","ecosystem":"Packagist","package":"typo3/cms","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"7.0"},{"fixed":"7.4.0"}]}]},{"source":"ghsa","ecosystem":"Packagist","package":"typo3/cms","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"4.0"},{"last_affected":"4.5.40"}]}]},{"source":"osv","ecosystem":"Packagist","package":"typo3/cms","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"6.0"},{"fixed":"6.2.15"}]}],"versions":["6.2.0","6.2.1","6.2.10","6.2.10-rc1","6.2.11","6.2.12","6.2.13","6.2.14","6.2.2","6.2.3","6.2.4","6.2.5","6.2.6","6.2.7","6.2.8","6.2.9"]},{"source":"osv","ecosystem":"Packagist","package":"typo3/cms","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"7.0"},{"fixed":"7.4.0"}]}],"versions":["7.0.0","7.0.1","7.0.2","7.1.0","7.2.0","7.3.0","7.3.1"]},{"source":"osv","ecosystem":"Packagist","package":"typo3/cms","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"4.0"},{"last_affected":"4.5.40"}]}]}],"products":[{"vendor":"typo3","product":"typo3"}],"references":[{"url":"https://typo3.org/teams/security/security-bulletins/typo3-core/typo3-core-sa-2015-009/","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"http://seclists.org/fulldisclosure/2015/Sep/57","tags":["mailing-list","x_refsource_FULLDISC","x_transferred","web"]},{"url":"http://www.securitytracker.com/id/1033551","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred","web"]},{"url":"http://packetstormsecurity.com/files/133551/Typo3-CMS-6.2.14-4.5.40-Cross-Site-Scripting.html","tags":["x_refsource_MISC","x_transferred","web"]},{"url":"http://www.securityfocus.com/archive/1/536464/100/0/threaded","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2015-5956","tags":["advisory"]},{"url":"https://github.com/FriendsOfPHP/security-advisories/blob/master/typo3/cms/CVE-2015-5956.yaml","tags":["web"]},{"url":"https://github.com/advisories/GHSA-989h-wv8x-933p"},{"url":"https://typo3.org/teams/security/security-bulletins/typo3-core/typo3-core-sa-2015-009","tags":["web"]}],"sources":{"cve":[{"id":"CVE-2015-5956","description":"The sanitizeLocalUrl function in TYPO3 6.x before 6.2.15, 7.x before 7.4.0, 4.5.40, and earlier allows remote authenticated users to bypass the XSS filter and conduct cross-site scripting (XSS) attacks via a base64 encoded data URI, as demonstrated by the (1) returnUrl parameter to show_rechis.php and the (2) redirect_url parameter to index.php.","status":"published","published":"2015-09-16T14:00:00Z","modified":"2024-08-06T07:06:34.916Z","updated_at":"2026-11-02T14:35:39.846011Z"}],"euvd":[{"id":"EUVD-2022-3322","description":"The sanitizeLocalUrl function in TYPO3 6.x before 6.2.15, 7.x before 7.4.0, 4.5.40, and earlier allows remote authenticated users to bypass the XSS filter and conduct cross-site scripting (XSS) attacks via a base64 encoded data URI, as demonstrated by the (1) returnUrl parameter to show_rechis.php and the (2) redirect_url parameter to index.php.","status":"published","published":"2015-09-16T14:00:00Z","modified":"2024-08-06T07:06:34Z","updated_at":"2026-11-03T02:21:57.614992Z"}],"ghsa":[{"id":"GHSA-989h-wv8x-933p","title":"TYPO3 cross-site scripting (XSS)","description":"The sanitizeLocalUrl function in TYPO3 6.x before 6.2.15, 7.x before 7.4.0, 4.5.40, and earlier allows remote authenticated users to bypass the XSS filter and conduct cross-site scripting (XSS) attacks via a base64 encoded data URI, as demonstrated by the (1) returnUrl parameter to show_rechis.php and the (2) redirect_url parameter to index.php.","status":"published","published":"2022-05-14T02:48:01Z","modified":"2024-04-25T21:35:17Z","cwes":["CWE-79"],"updated_at":"2026-11-02T14:37:47.338362Z"}],"nvd":[{"id":"CVE-2015-5956","description":"The sanitizeLocalUrl function in TYPO3 6.x before 6.2.15, 7.x before 7.4.0, 4.5.40, and earlier allows remote authenticated users to bypass the XSS filter and conduct cross-site scripting (XSS) attacks via a base64 encoded data URI, as demonstrated by the (1) returnUrl parameter to show_rechis.php and the (2) redirect_url parameter to index.php.","status":"published","published":"2015-09-16T14:59:02.837Z","modified":"2026-06-17T00:30:10.82Z","cvss":[{"version":"2.0","score":3.5,"vector":"AV:N/AC:M/Au:S/C:N/I:P/A:N","level":"low","assessor":"primary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:03:09.92183Z"}],"osv":[{"id":"GHSA-989h-wv8x-933p","title":"TYPO3 cross-site scripting (XSS)","description":"The sanitizeLocalUrl function in TYPO3 6.x before 6.2.15, 7.x before 7.4.0, 4.5.40, and earlier allows remote authenticated users to bypass the XSS filter and conduct cross-site scripting (XSS) attacks via a base64 encoded data URI, as demonstrated by the (1) returnUrl parameter to show_rechis.php and the (2) redirect_url parameter to index.php.","status":"published","published":"2022-05-14T02:48:01Z","modified":"2024-12-07T05:40:59.138352Z","cwes":["CWE-79"],"updated_at":"2026-11-02T15:46:43.524801Z"}]}}