Information disclosure in Discourse

CVE-2026-27481

Discourse is an open-source discussion platform. From versions 2026.1.0-latest to before 2026.1.3, 2026.2.0-latest to before 2026.2.2, and 2026.3.0-latest to before 2026.3.0, an authorization bypass vulnerability allows unauthenticated or…

Vulnerability class: Information Disclosure

EPSS: 0.001 (16.1th percentile) — read the EPSS interpretation.

Affected products

Discourse — versions >= 2026.1.0-latest, < 2026.1.3, >= 2026.2.0-latest, < 2026.2.2, >= 2026.3.0-latest, < 2026.3.0

Weakness classification (CWE)

CWE-200 — Information Disclosure

References

https://github.com/discourse/discourse/security/advisories/GHSA-6c9x-3vrp-682x (x_refsource_CONFIRM)