Moodle: xss in forum post templates due to insufficient escaping
A flaw was found in Moodle. Insufficient output escaping in templates used to display forum posts enables a stored cross-site scripting (XSS) vulnerability. An attacker can inject malicious content into a forum post, which then executes arbitrary script code in the browser of another user viewing the affected post.
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describes (1)
Related CVEs.
| ID | severity | exploitable | ||
|---|---|---|---|---|
| CVE-2026-102581US | medium5.4 | — | ||
A flaw was found in Moodle. Insufficient output escaping in templates used to display forum posts enables a stored cross-site scripting (XSS) vulnerability. An attacker can inject… | ||||
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references
External citations — patches, advisories, analysis.
- http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-88981FIX
- https://access.redhat.com/security/cve/CVE-2026-102581ADVISORY
- https://bugzilla.redhat.com/show_bug.cgi?id=2543634ADVISORY
- https://moodle.org/mod/forum/discuss.php?d=482499ADVISORY
- https://nvd.nist.gov/vuln/detail/CVE-2026-102581WEB
scry
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