{"id":"CVE-2026-63235","aliases":["EUVD-2026-50130","GHSA-w2rf-rgph-3xvj"],"status":"published","title":"Improper access control vulnerability","description":"An improper access control vulnerability in Koollab LMS\nallowed an\nunauthenticated attacker to forcibly terminate the session of any user given\ntheir email address via the login kickout endpoint, resulting in a denial of\nservice.","severity":{"version":"3.1","score":3.7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"low","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00312,"percentile":0.24429,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-284"],"published":"2026-07-29T06:23:33Z","modified":"2026-10-23T23:10:00Z","products":[{"vendor":"an unrestricted scorm file upload vulnerability in koollab lms allowed an authenticated module designer to upload a scorm package containing a php webshell to a publicly accessible directory and execute arbitrary code on the server.","product":"koollab lms"},{"vendor":"three learning","product":"koollab lms"}],"references":[{"url":"https://www.csa.gov.sg/alerts-and-advisories/alerts/al-2026-094/"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-63235"},{"url":"https://www.csa.gov.sg/alerts-and-advisories/alerts/al-2026-094"},{"url":"https://github.com/advisories/GHSA-w2rf-rgph-3xvj"}],"sources":{"cve":[{"id":"CVE-2026-63235","title":"Improper access control vulnerability","description":"An improper access control vulnerability in Koollab LMS\nallowed an\nunauthenticated attacker to forcibly terminate the session of any user given\ntheir email address via the login kickout endpoint, resulting in a denial of\nservice.","status":"published","published":"2026-07-29T06:23:33.494Z","modified":"2026-07-29T14:32:09.066Z","cvss":[{"version":"3.1","score":3.7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"low","assessor":"cna"}],"cwes":["CWE-284"],"updated_at":"2026-11-02T14:19:55.914391Z"}],"euvd":[{"id":"EUVD-2026-50130","description":"An improper access control vulnerability in Koollab LMS\nallowed an\nunauthenticated attacker to forcibly terminate the session of any user given\ntheir email address via the login kickout endpoint, resulting in a denial of\nservice.","status":"published","published":"2026-07-29T06:23:33Z","modified":"2026-07-29T14:32:09Z","cvss":[{"version":"3.1","score":3.7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"low"}],"updated_at":"2026-11-02T18:02:30.152277Z"}],"ghsa":[{"id":"GHSA-w2rf-rgph-3xvj","title":"An improper access control vulnerability in Koollab LMS\nallowed an\nunauthenticated attacker to...","description":"An improper access control vulnerability in Koollab LMS\nallowed an\nunauthenticated attacker to forcibly terminate the session of any user given\ntheir email address via the login kickout endpoint, resulting in a denial of\nservice.","status":"published","published":"2026-07-29T09:31:27Z","modified":"2026-07-29T15:31:11Z","cvss":[{"version":"3.1","score":3.7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"low"}],"cwes":["CWE-284"],"updated_at":"2026-11-02T15:09:54.335538Z"}],"nvd":[{"id":"CVE-2026-63235","description":"An improper access control vulnerability in Koollab LMS\nallowed an\nunauthenticated attacker to forcibly terminate the session of any user given\ntheir email address via the login kickout endpoint, resulting in a denial of\nservice.","status":"published","published":"2026-07-29T07:16:42.923Z","modified":"2026-10-23T23:10:00.157Z","cvss":[{"version":"3.1","score":3.7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"low","assessor":"secondary"}],"cwes":["CWE-284"],"updated_at":"2026-11-02T14:12:33.629616Z"}]}}