{"id":"CVE-2026-111603","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-111603","generatedAt":"2026-10-28T01:53:17.159Z","title":"PlayEdu through 2.3 contains a missing authorization vulnerability in the CourseController that allows authenticated students to access department-restricted courses by omitting the department visibility check.","description":"PlayEdu through 2.3 contains a missing authorization vulnerability in the CourseController that allows authenticated students to access department-restricted courses by omitting the department visibility check. Attackers can enumerate sequential course and attachment IDs via the course details and attachment download endpoints to obtain course structure and attachment files from other departments.","published":"2026-10-16T18:17:39.000Z","lastModified":"2026-10-23T19:17:42.000Z","status":"Deferred","sourceIdentifier":"disclosure@vulncheck.com","cvss":{"version":"4.0","score":5.3,"severity":"MEDIUM","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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M"},"cwe":["CWE-639"],"affected":[],"epss":{"score":0.00315,"percentile":0.24234,"date":"2026-10-26","history":[{"date":"2026-10-17","score":0.00251,"percentile":0.15325}]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (0.32%). Track it; it rarely justifies an emergency change on its own."},"changes":[{"kind":"new","label":"New CVE","at":"2026-10-16T18:17:39.000Z","detail":{"score":"5.3","severity":"MEDIUM","publishedAt":"2026-10-16T18:17:39.220Z"},"summary":"New CVE, medium severity (CVSS 5.3)."}],"references":[{"url":"https://github.com/PlayEdu/PlayEdu","source":"disclosure@vulncheck.com"},{"url":"https://github.com/PlayEdu/PlayEdu/blob/2.3/playedu-api/playedu-api/src/main/java/xyz/playedu/api/controller/frontend/CourseController.java#L57-L132","source":"disclosure@vulncheck.com"},{"url":"https://hackmd.io/@hieuPenguinnn/playedu-course-attachment-cross-department-authz","source":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/playedu-through-2.3-missing-authorization-via-student-coursecontroller-endpoints","source":"disclosure@vulncheck.com"},{"url":"https://hackmd.io/@hieuPenguinnn/playedu-course-attachment-cross-department-authz","source":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-111603","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}