Vulnerability Details CVE-2026-102588
A flaw was found in Moodle. The XML grade import feature lacks proper Cross-Site Request Forgery (CSRF) token validation. By tricking an authenticated user with grade management permissions into visiting a malicious webpage, an attacker can trigger unauthorized requests on the victim's behalf. This flaw allows a remote attacker to set or overwrite student grades without authorization.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.002
EPSS Ranking 6.0%
CVSS Severity
CVSS v3 Score 6.5
References
Products affected by CVE-2026-102588
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cpe:2.3:a:moodle:moodle:5.0.0
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cpe:2.3:a:moodle:moodle:5.0.1
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cpe:2.3:a:moodle:moodle:5.0.2
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cpe:2.3:a:moodle:moodle:5.0.3
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cpe:2.3:a:moodle:moodle:5.0.4
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cpe:2.3:a:moodle:moodle:5.0.5
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cpe:2.3:a:moodle:moodle:5.0.6
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cpe:2.3:a:moodle:moodle:5.0.7
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cpe:2.3:a:moodle:moodle:5.1.0
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cpe:2.3:a:moodle:moodle:5.1.1
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cpe:2.3:a:moodle:moodle:5.1.2
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cpe:2.3:a:moodle:moodle:5.1.3
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cpe:2.3:a:moodle:moodle:5.1.4
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cpe:2.3:a:moodle:moodle:5.2.0