{"id":"CVE-2021-20111","aliases":["EUVD-2021-7568","GHSA-6xrw-q954-8cqh"],"status":"published","title":"A stored cross-site scripting vulnerability exists in TCExam \u003c= 14.8.1. Valid files uploaded via...","description":"A stored cross-site scripting vulnerability exists in TCExam \u003c= 14.8.1. Valid files uploaded via tce_filemanager.php with a filename beggining with a period will be rendered as text/html. An attacker with access to tce_filemanager.php could upload a malicious javascript payload which would be triggered when another user views the file.","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":"2026-11-11","score":0.00609,"percentile":0.49605,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2021-07-29T17:57:30Z","modified":"2026-10-24T10:30:35Z","products":[{"vendor":"tecnick","product":"tcexam"}],"references":[{"url":"https://www.tenable.com/security/research/tra-2021-32","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","evidence"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-20111"},{"url":"https://github.com/advisories/GHSA-6xrw-q954-8cqh"}],"sources":{"cve":[{"id":"CVE-2021-20111","description":"A stored cross-site scripting vulnerability exists in TCExam \u003c= 14.8.1. Valid files uploaded via tce_filemanager.php with a filename beggining with a period will be rendered as text/html. An attacker with access to tce_filemanager.php could upload a malicious javascript payload which would be triggered when another user views the file.","status":"published","published":"2021-07-29T17:57:30Z","modified":"2024-08-03T17:30:07.606Z","updated_at":"2026-11-02T14:32:55.564736Z"}],"euvd":[{"id":"EUVD-2021-7568","description":"A stored cross-site scripting vulnerability exists in TCExam \u003c= 14.8.1. Valid files uploaded via tce_filemanager.php with a filename beggining with a period will be rendered as text/html. An attacker with access to tce_filemanager.php could upload a malicious javascript payload which would be triggered when another user views the file.","status":"published","published":"2021-07-29T17:57:30Z","modified":"2024-08-03T17:30:07Z","updated_at":"2026-11-03T03:25:09.841069Z"}],"ghsa":[{"id":"GHSA-6xrw-q954-8cqh","title":"A stored cross-site scripting vulnerability exists in TCExam \u003c= 14.8.1. Valid files uploaded via...","description":"A stored cross-site scripting vulnerability exists in TCExam \u003c= 14.8.1. Valid files uploaded via tce_filemanager.php with a filename beggining with a period will be rendered as text/html. An attacker with access to tce_filemanager.php could upload a malicious javascript payload which would be triggered when another user views the file.","status":"published","published":"2022-05-24T19:09:25Z","modified":"2023-01-30T05:01:11Z","cwes":["CWE-79"],"updated_at":"2026-11-02T14:46:21.093669Z"}],"nvd":[{"id":"CVE-2021-20111","description":"A stored cross-site scripting vulnerability exists in TCExam \u003c= 14.8.1. Valid files uploaded via tce_filemanager.php with a filename beggining with a period will be rendered as text/html. An attacker with access to tce_filemanager.php could upload a malicious javascript payload which would be triggered when another user views the file.","status":"published","published":"2021-07-30T14:15:14.283Z","modified":"2026-06-17T03:33:17.443Z","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":"2026-11-02T14:06:56.185362Z"}],"osv":[{"id":"CVE-2021-20111","description":"A stored cross-site scripting vulnerability exists in TCExam \u003c= 14.8.1. Valid files uploaded via tce_filemanager.php with a filename beggining with a period will be rendered as text/html. An attacker with access to tce_filemanager.php could upload a malicious javascript payload which would be triggered when another user views the file.","status":"published","published":"2021-07-30T14:15:14.283Z","modified":"2026-10-24T10:30:35.534098935Z","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":"2026-11-02T15:44:17.663289Z"}]}}