{"id":"CVE-2021-31780","details":"In app/Model/MispObject.php in MISP 2.4.141, an incorrect sharing group association could lead to information disclosure on an event edit. When an object has a sharing group associated with an event edit, the sharing group object is ignored and instead the passed local ID is reused.","modified":"2026-05-16T04:03:19.759893871Z","published":"2021-04-23T20:15:08.027Z","database_specific":{},"references":[{"type":"FIX","url":"https://github.com/MISP/MISP/commit/a0f08501d2850025892e703f40fb1570c7995478"}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"}]}