{"id":"CVE-2026-31272","details":"MRCMS 3.1.2 contains an access control vulnerability. The save() method in src/main/java/org/marker/mushroom/controller/UserController.java lacks proper authorization validation, enabling direct addition of super administrator accounts without authentication.","modified":"2026-08-12T03:51:48.505457475Z","published":"2026-04-07T00:00:00Z","database_specific":{"cna_assigner":"mitre","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/31xxx/CVE-2026-31272.json"},"references":[{"type":"WEB","url":"https://github.com/clockw1se0v0/Vul/blob/main/MRCMS/Unauthorized.md"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/31xxx/CVE-2026-31272.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-31272"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/wuweiit/mushroom","events":[{"introduced":"e287c4915e0b542f0920cf76437afe2354cd0249"},{"last_affected":"e287c4915e0b542f0920cf76437afe2354cd0249"}],"database_specific":{"source":"CPE_STRING","cpe":"cpe:2.3:a:mrcms:mrcms:3.1.2:*:*:*:*:*:*:*","extracted_events":[{"introduced":"3.1.2"},{"last_affected":"3.1.2"}]}}],"versions":["3.1.2","v3.1.2"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-31272.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}