CVE-2025-26531: Moodle has an IDOR in badges allows disabling of arbitrary badges

February 24, 2025

Insufficient capability checks made it possible to disable badges a user does not have permission to access.

References

github.com/advisories/GHSA-g88w-v4cq-qgcp
github.com/moodle/moodle
moodle.org/mod/forum/discuss.php?d=466148
nvd.nist.gov/vuln/detail/CVE-2025-26531

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