CVE-2026-102584

MEDIUM 4.3

Moodle: missing capability check allows unauthorised grade penalty recalculation

CVSS Score

4.3

EPSS Score

0.0%

EPSS Percentile

0th

A flaw was found in Moodle. Due to a missing capability check, a low-privileged authenticated user can trigger the recalculation of grade penalties without holding the required permissions. This issue allows unauthorized users to modify grade penalty records, potentially altering student assessment scores.

CWE	CWE-425
Published	Sep 30, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

Low

Availability

None

References

NVD ↗ CVE.org ↗ EPSS Data ↗

git.moodle.org: http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-88585 access.redhat.com: https://access.redhat.com/security/cve/CVE-2026-102584 bugzilla.redhat.com: https://bugzilla.redhat.com/show_bug.cgi?id=2543637 moodle.org: https://moodle.org/mod/forum/discuss.php?d=482502

Credits

Upstream acknowledges Paul Holden as the original reporter.