{"id":"CVE-2026-114389","revision":"4c20fbb79dd24db58672ed310b89e94d","records":[{"revision":"4c20fbb79dd24db58672ed310b89e94d","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-114389","aliases":[],"title":"Chamilo LMS 2.0.0-alpha.4 before 2.0.0-RC.3 Missing Authorization via openAnswerGrade","description":"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.","state":0,"publishedAt":"2026-10-21T12:39:45.983+00:00","modifiedAt":"2026-10-21T15:48:42.424+00:00","affected":[{"ecosystem":"Vendor product","name":"chamilo-lms","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"chamilo\",\n                    \"product\": \"chamilo-lms\",\n                    \"packageURL\": \"pkg:github/chamilo/chamilo-lms\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"versions\": [\n                        {\n                            \"version\": \"2.0.0-alpha.4\",\n                            \"lessThan\": \"2.0.0-RC.3\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"custom\"\n                        }\n                    ],\n                    \"repo\": \"https://github.com/chamilo/chamilo-lms\"\n                }"}],"metrics":[{"system":"CVSS 4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","score":5.3,"severity":"MEDIUM"},{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","score":4.3,"severity":"MEDIUM"}],"references":["https://github.com/chamilo/chamilo-lms/issues/7671","https://github.com/chamilo/chamilo-lms/commit/2861afd4896ff898a950302f2c00f44726fa6f0a","https://github.com/chamilo/chamilo-lms/releases/tag/v2.0.0-RC.3","https://github.com/chamilo/chamilo-lms/blob/v2.0.0-RC.2/src/CoreBundle/Controller/AiController.php#L525-L703","https://www.vulncheck.com/advisories/chamilo-lms-2.0.0-alpha.4-before-2.0.0-rc.3-missing-authorization-via-openanswergrade"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-114389","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-114389","identifiers":["CVE-2026-114389"]},"retained":false,"historicalAffected":[]}],"coverage":[]}