{"id":"CVE-2013-4941","aliases":["EUVD-2013-4785","GHSA-64r3-582j-frqm"],"status":"published","title":"YUI Cross-site Scripting (XSS) vulnerability","description":"Cross-site scripting (XSS) vulnerability in uploader.swf in the Uploader component in Yahoo! YUI 3.2.0 through 3.9.1, as used in Moodle through 2.1.10, 2.2.x before 2.2.11, 2.3.x before 2.3.8, 2.4.x before 2.4.5, 2.5.x before 2.5.1, and other products, allows remote attackers to inject arbitrary web script or HTML via a crafted string in a URL.","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":"2026-11-09","score":0.01187,"percentile":0.68091,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-79"],"published":"2013-07-26T22:00:00Z","modified":"2026-06-16T23:58:07Z","fixes":[{"ecosystem":"Packagist","package":"moodle/moodle","fixed_in":["2.2.11","2.3.8","2.4.5","2.5.1"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"npm","package":"yui","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"3.2.0"},{"last_affected":"3.9.1"}]}]},{"source":"ghsa","ecosystem":"Packagist","package":"moodle/moodle","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.2.11"}]}]},{"source":"ghsa","ecosystem":"Packagist","package":"moodle/moodle","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.3.0"},{"fixed":"2.3.8"}]}]},{"source":"ghsa","ecosystem":"Packagist","package":"moodle/moodle","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.4.0-rc1"},{"fixed":"2.4.5"}]}]},{"source":"ghsa","ecosystem":"Packagist","package":"moodle/moodle","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.5.0-beta"},{"fixed":"2.5.1"}]}]},{"source":"osv","ecosystem":"npm","package":"yui","ranges":[{"type":"SEMVER","events":[{"introduced":"3.2.0"},{"last_affected":"3.9.1"}]}]},{"source":"osv","ecosystem":"Packagist","package":"moodle/moodle","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.2.11"}]}]},{"source":"osv","ecosystem":"Packagist","package":"moodle/moodle","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.3.0"},{"fixed":"2.3.8"}]}],"versions":["v2.3.4","v2.3.5","v2.3.6","v2.3.7"]},{"source":"osv","ecosystem":"Packagist","package":"moodle/moodle","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.4.0-rc1"},{"fixed":"2.4.5"}]}],"versions":["v2.4.0","v2.4.0-rc1","v2.4.1","v2.4.2","v2.4.3","v2.4.4"]},{"source":"osv","ecosystem":"Packagist","package":"moodle/moodle","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.5.0-beta"},{"fixed":"2.5.1"}]}],"versions":["v2.5.0","v2.5.0-beta","v2.5.0-rc1"]}],"products":[{"vendor":"moodle","product":"moodle"},{"vendor":"yahoo","product":"yui"}],"references":[{"url":"https://moodle.org/mod/forum/discuss.php?d=232496","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory","web"]},{"url":"http://git.moodle.org/gw?p=moodle.git\u0026a=search\u0026h=HEAD\u0026st=commit\u0026s=MDL-39678","tags":["x_refsource_CONFIRM","x_transferred","web"]},{"url":"http://yuilibrary.com/support/20130515-vulnerability/","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2013-4941","tags":["advisory"]},{"url":"https://web.archive.org/web/20130909203912/http://yuilibrary.com/support/20130515-vulnerability","tags":["web"]},{"url":"https://github.com/advisories/GHSA-64r3-582j-frqm"}],"sources":{"cve":[{"id":"CVE-2013-4941","description":"Cross-site scripting (XSS) vulnerability in uploader.swf in the Uploader component in Yahoo! YUI 3.2.0 through 3.9.1, as used in Moodle through 2.1.10, 2.2.x before 2.2.11, 2.3.x before 2.3.8, 2.4.x before 2.4.5, 2.5.x before 2.5.1, and other products, allows remote attackers to inject arbitrary web script or HTML via a crafted string in a URL.","status":"published","published":"2013-07-26T22:00:00Z","modified":"2024-09-16T18:56:17.488Z","updated_at":"2026-11-02T14:34:58.193873Z"}],"euvd":[{"id":"EUVD-2013-4785","description":"Cross-site scripting (XSS) vulnerability in uploader.swf in the Uploader component in Yahoo! YUI 3.2.0 through 3.9.1, as used in Moodle through 2.1.10, 2.2.x before 2.2.11, 2.3.x before 2.3.8, 2.4.x before 2.4.5, 2.5.x before 2.5.1, and other products, allows remote attackers to inject arbitrary web script or HTML via a crafted string in a URL.","status":"published","published":"2013-07-26T22:00:00Z","modified":"2024-09-16T18:56:17Z","updated_at":"2026-11-03T00:55:27.571827Z"}],"ghsa":[{"id":"GHSA-64r3-582j-frqm","title":"YUI Cross-site Scripting (XSS) vulnerability","description":"Cross-site scripting (XSS) vulnerability in uploader.swf in the Uploader component in Yahoo! YUI 3.2.0 through 3.9.1, as used in Moodle through 2.1.10, 2.2.x before 2.2.11, 2.3.x before 2.3.8, 2.4.x before 2.4.5, 2.5.x before 2.5.1, and other products, allows remote attackers to inject arbitrary web script or HTML via a crafted string in a URL.","status":"published","published":"2022-05-13T01:12:54Z","modified":"2025-04-12T03:25:18Z","cvss":[{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:38:39.044439Z"}],"nvd":[{"id":"CVE-2013-4941","description":"Cross-site scripting (XSS) vulnerability in uploader.swf in the Uploader component in Yahoo! YUI 3.2.0 through 3.9.1, as used in Moodle through 2.1.10, 2.2.x before 2.2.11, 2.3.x before 2.3.8, 2.4.x before 2.4.5, 2.5.x before 2.5.1, and other products, allows remote attackers to inject arbitrary web script or HTML via a crafted string in a URL.","status":"published","published":"2013-07-29T13:59:20.913Z","modified":"2026-06-16T23:58:07.98Z","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":"2026-11-02T14:02:31.592595Z"}],"osv":[{"id":"GHSA-64r3-582j-frqm","title":"YUI Cross-site Scripting (XSS) vulnerability","description":"Cross-site scripting (XSS) vulnerability in uploader.swf in the Uploader component in Yahoo! YUI 3.2.0 through 3.9.1, as used in Moodle through 2.1.10, 2.2.x before 2.2.11, 2.3.x before 2.3.8, 2.4.x before 2.4.5, 2.5.x before 2.5.1, and other products, allows remote attackers to inject arbitrary web script or HTML via a crafted string in a URL.","status":"published","published":"2022-05-13T01:12:54Z","modified":"2025-04-12T04:12:08.604081Z","cvss":[{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T15:46:39.266402Z"}]}}