{"id":"CVE-2023-23922","aliases":["BIT-moodle-2023-23922","GHSA-grmj-gpwm-98ww"],"url":"https://o3.security/vulnerability/CVE-2023-23922","summary":"Moodle: reflected xss risk in blog search","details":"The vulnerability was found Moodle which exists due to insufficient sanitization of user-supplied data in blog search. A remote attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in user's browser in context of vulnerable website. This flaw allows a remote attacker to perform cross-site scripting (XSS) attacks.","published":"2023-02-17T00:00:00Z","modified":"2026-07-15T02:08:02.489141007Z","cvss":{"score":6.1,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Packagist","name":"moodle/moodle","fixedVersion":"4.0.6"},{"ecosystem":"Packagist","name":"moodle/moodle","fixedVersion":"4.1.1"}],"fix":null,"references":[{"type":"WEB","url":"http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-76861"},{"type":"WEB","url":"https://git.moodle.org"},{"type":"WEB","url":"https://moodle.org/mod/forum/discuss.php?d=443273#p1782022"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/23xxx/CVE-2023-23922.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-23922"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2162547"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-15T02:08:02.489141007Z"}}