{"id":"CVE-2021-44566","aliases":["EUVD-2022-0780","GHSA-3756-hwhv-qw58"],"status":"published","title":"Cross site scripting in francoisjacquet/rosariosis","description":"A Cross Site Scripting (XSS) vulnerability exists in RosarioSIS before 4.3 via the SanitizeMarkDown function in ProgramFunctions/MarkDownHTML.fnc.php.","severity":{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.00712,"percentile":0.53863,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-79"],"published":"2022-02-22T20:02:49Z","modified":"2026-10-24T10:50:26Z","fixes":[{"ecosystem":"Packagist","package":"francoisjacquet/rosariosis","fixed_in":["4.3"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"Packagist","package":"francoisjacquet/rosariosis","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.3"}]}]},{"source":"osv","ecosystem":"Packagist","package":"francoisjacquet/rosariosis","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.3"}]}]}],"products":[{"vendor":"rosariosis","product":"rosariosis"}],"references":[{"url":"https://gitlab.com/francoisjacquet/rosariosis/-/issues/259","tags":["x_refsource_MISC","x_transferred","Exploit","Issue Tracking","Patch","Third Party Advisory","fix","web"]},{"url":"https://gitlab.com/francoisjacquet/rosariosis/-/commit/81886abb45a32e802151660de674f084afaef3aa","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory","fix","web"]},{"url":"https://gitlab.com/francoisjacquet/rosariosis/-/blob/mobile/CHANGES_V3_4.md#changes-in-43","tags":["x_refsource_MISC","x_transferred","Release Notes","Third Party Advisory","advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-44566","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-3756-hwhv-qw58"},{"url":"https://gitlab.com/francoisjacquet/rosariosis","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2021-44566","description":"A Cross Site Scripting (XSS) vulnerability exists in RosarioSIS before 4.3 via the SanitizeMarkDown function in ProgramFunctions/MarkDownHTML.fnc.php.","status":"published","published":"2022-02-22T20:02:49Z","modified":"2024-08-04T04:25:16.779Z","updated_at":"2026-11-02T14:33:01.166399Z"}],"euvd":[{"id":"EUVD-2022-0780","description":"A Cross Site Scripting (XSS) vulnerability exists in RosarioSIS before 4.3 via the SanitizeMarkDown function in ProgramFunctions/MarkDownHTML.fnc.php.","status":"published","published":"2022-02-22T20:02:49Z","modified":"2024-08-04T04:25:16Z","updated_at":"2026-11-03T03:08:28.560815Z"}],"ghsa":[{"id":"GHSA-3756-hwhv-qw58","title":"Cross site scripting in francoisjacquet/rosariosis","description":"A Cross Site Scripting vulnerability exists RosarioSIS before 4.3 via the SanitizeMarkDown function in ProgramFunctions/MarkDownHTML.fnc.php.","status":"published","published":"2022-02-25T00:01:08Z","modified":"2023-02-03T05:06:30Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:36:44.093794Z"}],"nvd":[{"id":"CVE-2021-44566","description":"A Cross Site Scripting (XSS) vulnerability exists in RosarioSIS before 4.3 via the SanitizeMarkDown function in ProgramFunctions/MarkDownHTML.fnc.php.","status":"published","published":"2022-02-24T15:15:24.15Z","modified":"2026-06-17T04:12:34.147Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary"},{"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":"2026-11-02T14:07:04.6896Z"}],"osv":[{"id":"CVE-2021-44566","description":"A Cross Site Scripting (XSS) vulnerability exists in RosarioSIS before 4.3 via the SanitizeMarkDown function in ProgramFunctions/MarkDownHTML.fnc.php.","status":"published","published":"2022-02-24T15:15:24.15Z","modified":"2026-10-24T10:50:26.213531773Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T15:44:21.877444Z"},{"id":"GHSA-3756-hwhv-qw58","title":"Cross site scripting in francoisjacquet/rosariosis","description":"A Cross Site Scripting vulnerability exists RosarioSIS before 4.3 via the SanitizeMarkDown function in ProgramFunctions/MarkDownHTML.fnc.php.","status":"published","published":"2022-02-25T00:01:08Z","modified":"2023-11-08T04:07:17.535675Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T15:46:35.406455Z"}]}}