Auth bypass in Discourse
CVE-2026-33074
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, a user may be able to purchase a lower tier subscription but gra…
Vulnerability class: Privilege Escalation
EPSS: 0.001 (17.3th 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)
References
- https://github.com/discourse/discourse/security/advisories/GHSA-9vg5-mp49-xghh (x_refsource_CONFIRM)
- https://github.com/discourse/discourse/commit/c34f2aac8dcd1ae2886fa84256f607bc003f9d80 (x_refsource_MISC)