{"schema":"threatline.record/2","record":{"id":"CVE-2026-114389","aliases":[],"summary":"Chamilo LMS 2.0.0-alpha.4 before 2.0.0-RC.3 Missing Authorization via openAnswerGrade","details":"Chamilo LMS from 2.0.0-alpha.4 before 2.0.0-RC.3 contains a missing authorization vulnerability in AiController::openAnswerGrade that allows any authenticated user to obtain AI grading of other students' exam attempts. Attackers can enumerate exeId and questionId values sent to the open_answer_grade endpoint to expose other students' answers through feedback and consume AI quota.","categories":["Unclassified"],"product":"chamilo-lms","vendor":"chamilo","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-114389","source_modified_at":"2026-10-21T15:48:42.424Z","fetched_at":"2026-10-23T18:45:31.882637Z","product":"chamilo-lms","vendor":"chamilo","versions":[{"version":"2.0.0-alpha.4","lessThan":"2.0.0-RC.3","status":"affected","versionType":"custom"}],"defaultStatus":"unaffected"}],"fixed_versions":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-114389","source_modified_at":"2026-10-21T15:48:42.424Z","fetched_at":"2026-10-23T18:45:31.882637Z","package":{"name":"chamilo-lms","ecosystem":null},"version":"2.0.0-RC.3","basis":"first unaffected version stated in the CVE record"}],"cvss":5.3,"severity":"Medium","kev":{"listed":false},"epss":{"probability":0.00274,"percentile":0.18784,"score_date":"2026-10-23"},"published_at":"2026-10-21T12:39:45.983Z","modified_at":"2026-10-21T15:48:42.424Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-114389","fetched_at":"2026-10-23T18:45:31.882637Z","source_modified_at":"2026-10-21T15:48:42.424Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-114389","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CVE List","EPSS"],"references":[{"source":"CVE List","url":"https://github.com/chamilo/chamilo-lms/issues/7671","tags":["issue-tracking"]},{"source":"CVE List","url":"https://github.com/chamilo/chamilo-lms/commit/2861afd4896ff898a950302f2c00f44726fa6f0a","tags":["patch"]},{"source":"CVE List","url":"https://github.com/chamilo/chamilo-lms/releases/tag/v2.0.0-RC.3","tags":["release-notes"]},{"source":"CVE List","url":"https://github.com/chamilo/chamilo-lms/blob/v2.0.0-RC.2/src/CoreBundle/Controller/AiController.php#L525-L703","tags":["technical-description"]},{"source":"CVE List","url":"https://www.vulncheck.com/advisories/chamilo-lms-2.0.0-alpha.4-before-2.0.0-rc.3-missing-authorization-via-openanswergrade","tags":["third-party-advisory"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CVE List","ssvc":{"exploitation":"none","automatable":"no","technical_impact":"partial","assessed_at":"2026-10-21T15:00:07.696355Z"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":null,"confidence":"unknown","reviewed":false},"change_timestamp":"2026-10-21T15:48:42.424Z","content_hash":"98b53f9bcd7e96c6a58c4382b307a1972bddac471a947cfb8174a8baa219b8f6"}}