Unrated severityOSV Advisory· Published Dec 30, 2025· Updated Dec 30, 2025
Users are able to find users by name even when `enable_names` is off
CVE-2025-64528
Description
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.
Affected products
1- Range: v0.8.0, v0.8.1, v0.8.2, …
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
4- github.com/discourse/discourse/commit/1cb45b8b287597085e3514596ffb1d9b41938f81mitrex_refsource_MISC
- github.com/discourse/discourse/commit/6192f55629624925595dae14364fd86cac0f09dfmitrex_refsource_MISC
- github.com/discourse/discourse/commit/e936a523b5900a9d866d23ea3da904ba12bb0fb2mitrex_refsource_MISC
- github.com/discourse/discourse/security/advisories/GHSA-c59w-jwx7-34v4mitrex_refsource_CONFIRM
News mentions
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