What is CVE-2025-62397?

CVE-2025-62397 is a medium-severity vulnerability in Moodle, classified under Generation of Error Message Containing Sensitive Information. CVSS score: 5.3/10. Published 2025-10-23.

How severe is CVE-2025-62397?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Information disclosure in Moodle

CVE-2025-62397

The router’s inconsistent response to invalid course IDs allowed attackers to infer which course IDs exist, potentially aiding reconnaissance.

EPSS: 0.003 (17.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

Affected products

Moodle

Weakness classification (CWE)

CWE-209 — Generation of Error Message Containing Sensitive Information

References

patrick@puiterwijk.org (x_refsource_REDHAT, Third Party Advisory, vdb-entry)
patrick@puiterwijk.org (x_refsource_REDHAT, issue-tracking, Third Party Advisory, Issue Tracking)

Frequently asked questions

What is CVE-2025-62397?: CVE-2025-62397 is a medium-severity vulnerability in Moodle, classified under Generation of Error Message Containing Sensitive Information. CVSS score: 5.3/10. Published 2025-10-23.
How severe is CVE-2025-62397?: Medium severity. CVSS v3 base score is 5.3 out of 10.