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    CVE-2026-102581

    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.

    Published:Sep 30, 2026
    Last Modified:Oct 1, 2026
    EPS:Sep 30, 2026
    EPSS Score:0.00171
    CVSS Score:4.6

    Affected Products

    Vendor
    Moodle
    Product
    Moodle

    Exploits

    No exploit reference

    Related CVEs

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    CVE-2026-102583 (CVSS 2.7) — A flaw was found in Moodle. An incorrect capability check in the artificial intelligence (AI) editor placement…
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    CVE-2026-102580 (CVSS 2.2) — A flaw was found in Moodle. An authenticated attacker can supply an improperly validated audience class name t…
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    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High