CVE-2026-102581: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
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.
CVE-2026-102581: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Description
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.
CVSS v3.1
Score 4.6medium
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- fedora
- Date Reserved
- 2026-09-29T14:03:38.494Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Vendor Advisory Urls
- [{"url":"https://access.redhat.com/security/cve/CVE-2026-102581","vendor":"Red Hat"}]
Threat ID: 6abccd66c8a85a770d135e4c
Added to database: 09/30/2026, 08:50:46 UTC
Last updated: 09/30/2026, 08:50:46 UTC
Views: 1
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