{"id":"CVE-2021-40214","aliases":["EUVD-2021-27399","GHSA-j5cv-h8xh-gwcp"],"status":"published","title":"Gibbon v22.0.00 suffers from a stored XSS vulnerability within the wall messages component.","description":"Gibbon v22.0.00 suffers from a stored XSS vulnerability within the wall messages component.","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":0.00737,"percentile":0.54953,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2021-09-13T11:30:57Z","modified":"2026-10-20T10:54:56Z","products":[{"vendor":"gibbonedu","product":"gibbon"}],"references":[{"url":"https://gibbonedu.org/","tags":["x_refsource_MISC","x_transferred","Product","web"]},{"url":"https://github.com/GibbonEdu/core/releases/download/v22.0.00/GibbonEduCore-InstallBundle.zip","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","advisory"]},{"url":"https://github.com/GibbonEdu/core/blob/v22.0.01/CHANGELOG.txt","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-40214"},{"url":"https://github.com/advisories/GHSA-j5cv-h8xh-gwcp"}],"sources":{"cve":[{"id":"CVE-2021-40214","description":"Gibbon v22.0.00 suffers from a stored XSS vulnerability within the wall messages component.","status":"published","published":"2021-09-13T11:30:57Z","modified":"2024-08-04T02:27:31.874Z","updated_at":"2026-11-02T14:33:01.495293Z"}],"euvd":[{"id":"EUVD-2021-27399","description":"Gibbon v22.0.00 suffers from a stored XSS vulnerability within the wall messages component.","status":"published","published":"2021-09-13T11:30:57Z","modified":"2024-08-04T02:27:31Z","updated_at":"2026-11-03T03:24:20.862157Z"}],"ghsa":[{"id":"GHSA-j5cv-h8xh-gwcp","title":"Gibbon v22.0.00 suffers from a stored XSS vulnerability within the wall messages component.","description":"Gibbon v22.0.00 suffers from a stored XSS vulnerability within the wall messages component.","status":"published","published":"2022-05-24T19:14:20Z","modified":"2023-01-30T05:02:12Z","cwes":["CWE-79"],"updated_at":"2026-11-02T14:46:35.225326Z"}],"nvd":[{"id":"CVE-2021-40214","description":"Gibbon v22.0.00 suffers from a stored XSS vulnerability within the wall messages component.","status":"published","published":"2021-09-13T12:15:11.803Z","modified":"2026-06-17T04:06:39.71Z","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":"2026-11-02T14:06:58.502206Z"}],"osv":[{"id":"CVE-2021-40214","description":"Gibbon v22.0.00 suffers from a stored XSS vulnerability within the wall messages component.","status":"published","published":"2021-09-13T12:15:11.803Z","modified":"2026-10-20T10:54:56.724057654Z","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":"2026-11-02T15:44:21.249056Z"}]}}