{"id":"CVE-2021-37391","aliases":["EUVD-2021-23960","GHSA-892v-2jhr-535f"],"status":"published","title":"A user without privileges in Chamilo LMS 1.11.14 can send an invitation message to another user,...","description":"A user without privileges in Chamilo LMS 1.11.14 can send an invitation message to another user, e.g., the administrator, through main/social/search.php, main/inc/lib/social.lib.php and steal cookies or execute arbitrary code on the administration side via a stored XSS vulnerability via social network the send invitation feature.","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":"2026-11-10","score":0.0214,"percentile":0.82191,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-79"],"published":"2021-08-10T19:02:34Z","modified":"2026-10-20T10:54:49Z","exploits":[{"source":"exploitdb","id":"EDB-50694","title":"Chamilo LMS 1.11.14 - Account Takeover","type":"webapps","platform":"php","date":"2022-02-02","url":"https://www.exploit-db.com/exploits/50694"}],"products":[{"vendor":"chamilo","product":"chamilo_lms"}],"references":[{"url":"https://github.com/chamilo/chamilo-lms/commit/de43a77049771cce08ea7234c5c1510b5af65bc8","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory","fix"]},{"url":"https://gitbook.seguranca-informatica.pt/cve-and-exploits/cves/chamilo-lms-1.11.14-xss-vulnerabilities","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","evidence"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-37391"},{"url":"https://github.com/advisories/GHSA-892v-2jhr-535f"}],"sources":{"cve":[{"id":"CVE-2021-37391","description":"A user without privileges in Chamilo LMS 1.11.14 can send an invitation message to another user, e.g., the administrator, through main/social/search.php, main/inc/lib/social.lib.php and steal cookies or execute arbitrary code on the administration side via a stored XSS vulnerability via social network the send invitation feature.","status":"published","published":"2021-08-10T19:02:34Z","modified":"2024-08-04T01:16:04.074Z","updated_at":"2026-11-02T14:32:58.028461Z"}],"euvd":[{"id":"EUVD-2021-23960","description":"A user without privileges in Chamilo LMS 1.11.14 can send an invitation message to another user, e.g., the administrator, through main/social/search.php, main/inc/lib/social.lib.php and steal cookies or execute arbitrary code on the administration side via a stored XSS vulnerability via social network the send invitation feature.","status":"published","published":"2021-08-10T19:02:34Z","modified":"2024-08-04T01:16:04Z","updated_at":"2026-11-03T03:24:27.725787Z"}],"ghsa":[{"id":"GHSA-892v-2jhr-535f","title":"A user without privileges in Chamilo LMS 1.11.14 can send an invitation message to another user,...","description":"A user without privileges in Chamilo LMS 1.11.14 can send an invitation message to another user, e.g., the administrator, through main/social/search.php, main/inc/lib/social.lib.php and steal cookies or execute arbitrary code on the administration side via a stored XSS vulnerability via social network the send invitation feature.","status":"published","published":"2022-05-24T19:10:30Z","modified":"2023-01-30T05:01:16Z","cwes":["CWE-79"],"updated_at":"2026-11-02T14:46:22.480874Z"}],"nvd":[{"id":"CVE-2021-37391","description":"A user without privileges in Chamilo LMS 1.11.14 can send an invitation message to another user, e.g., the administrator, through main/social/search.php, main/inc/lib/social.lib.php and steal cookies or execute arbitrary code on the administration side via a stored XSS vulnerability via social network the send invitation feature.","status":"published","published":"2021-08-10T20:15:08.683Z","modified":"2026-06-17T04:00:27.753Z","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":"2026-11-02T14:06:56.943671Z"}],"osv":[{"id":"CVE-2021-37391","description":"A user without privileges in Chamilo LMS 1.11.14 can send an invitation message to another user, e.g., the administrator, through main/social/search.php, main/inc/lib/social.lib.php and steal cookies or execute arbitrary code on the administration side via a stored XSS vulnerability via social network the send invitation feature.","status":"published","published":"2021-08-10T20:15:08.683Z","modified":"2026-10-20T10:54:49.227065506Z","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":"2026-11-02T15:44:20.434873Z"}]}}