CVE-2025-62397 MEDIUM

CVE-2025-62397: Moodle: router produces json instead of 404 error for invalid course id

Weakness CWE-209 · Error message info leak

Published October 23, 2025

Last update October 23, 2025

View on NVD All CVEs

CVSS base score

5.3/10

Attack vector Network

Attack complexity Low

Privileges required None

User interaction None

Confidentiality Low

Integrity None

CVSS vector

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

What the vulnerability does

01Description

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

Key dates

02Disclosure timeline

October 23, 2025 CVE published

October 23, 2025 Record updated

External resources

03References

NVD — National Vulnerability Database https://nvd.nist.gov/vuln/detail/CVE-2025-62397 CWE — Common Weakness Enumeration https://cwe.mitre.org/data/definitions/209.html

Related vulnerabilities

04Related CVE

CVE-2021-21416 Potential sensitive information disclosed in error reports CVE-2017-2594 CVE-2025-62168 Squid vulnerable to information disclosure via authentication credential leakage in error handling CVE-2025-12365 Error Messages Wrapped In HTTP Header CVE-2026-24511