Vulnerabilities
Vulnerable Software

Vulnerability Details CVE-2025-64528

Discourse is an open source discussion platform. Prior to versions 3.5.3, 2025.11.1, and 2025.12.0, an attacker who knows part of a username can find the user and their full name via UI or API, even when `enable_names` is disabled. Versions 3.5.3, 2025.11.1, and 2025.12.0 contain a fix.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 18.4%
CVSS Severity
CVSS v3 Score 5.3
Products affected by CVE-2025-64528


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