{"id":"CVE-2023-23923","details":"The vulnerability was found Moodle which exists due to insufficient limitations on the \"start page\" preference. A remote attacker can set that preference for another user. The vulnerability allows a remote attacker to gain unauthorized access to otherwise restricted functionality.","aliases":["BIT-moodle-2023-23923","GHSA-32jc-9p58-p82x"],"modified":"2026-04-10T04:55:44.689424Z","published":"2023-02-17T20:15:11.940Z","references":[{"type":"ADVISORY","url":"https://moodle.org/mod/forum/discuss.php?d=443274#p1782023"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2162549"},{"type":"FIX","url":"http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-76862"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/moodle/moodle","events":[{"introduced":"500c131eb49771e36f68d151dfa37fef5a9bc2df"},{"fixed":"fc01a52823ce31d57c2964daf3ead094869dd016"},{"introduced":"94f2d3fc4b974c5c7d500988c56b7ca15f58d7ec"},{"fixed":"f21e1443dc0cd26891becf3aa5bea735211dd8a8"},{"introduced":"8b359ad7a63cf219110bca80552fe3d4ea2a635d"},{"fixed":"b864c78a31e0b2c245e2cf4ff6a566be435fec3a"},{"introduced":"0"},{"last_affected":"0ea3d45e04c3d54a3a472ddcb11606b30e227c50"}],"database_specific":{"versions":[{"introduced":"3.9.0"},{"fixed":"3.9.19"},{"introduced":"3.11.0"},{"fixed":"3.11.12"},{"introduced":"4.0.0"},{"fixed":"4.0.6"},{"introduced":"0"},{"last_affected":"4.1.0-NA"}]}}],"versions":["v3.11.0","v3.11.1","v3.11.10","v3.11.11","v3.11.2","v3.11.3","v3.11.4","v3.11.5","v3.11.6","v3.11.7","v3.11.8","v3.11.9","v3.9.0","v3.9.1","v3.9.10","v3.9.11","v3.9.12","v3.9.13","v3.9.14","v3.9.15","v3.9.16","v3.9.17","v3.9.18","v3.9.2","v3.9.3","v3.9.4","v3.9.5","v3.9.6","v3.9.7","v3.9.8","v3.9.9","v4.0.0","v4.0.1","v4.0.2","v4.0.3","v4.0.4","v4.0.5","v4.1.0","v4.1.0-beta","v4.1.0-rc1","v4.1.0-rc2","v4.1.0-rc3"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-23923.json"}}],"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:L/A:N"}]}