CVE Catalog

CVE-2023-37252

LowCVSS 3.1
Published: Updated: Translated: NVD NIST

Exploitation Probability (EPSS)

Low risk
0.20%

10th percentile - higher than 10% of all known CVEs

Summary

An issue was discovered in the CheckUser extension for MediaWiki through 1.39.3. Special:CheckUserLog shows usernames that have been hidden.

Risk Assessment

Disclosure of hidden usernames can compromise user privacy and security. It may lead to the exposure of information that should remain confidential.

Recommendation

Update the CheckUser extension to a version later than 1.39.3 that fixes this issue.

Related vulnerabilities

Original NVD description (English source)

An issue was discovered in the CheckUser extension for MediaWiki through 1.39.3. Special:CheckUserLog shows usernames that have been hidden.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS