Information disclosure in Discourse
CVE-2026-32951
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 authenticated user can obtain shared draft topic titles by se…
Vulnerability class: Information Disclosure
EPSS: 0.000 (15.2th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.
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-v93g-8f4f-4rgm (x_refsource_CONFIRM)
- https://github.com/discourse/discourse/commit/0b4e6ff170362823d1cfe2a1a096785d0d77ee83 (x_refsource_MISC)
Frequently asked questions
- What is CVE-2026-32951?
- CVE-2026-32951 is a medium-severity vulnerability in Discourse, classified under Information Disclosure. CVSS score: 4.3/10. Published 2026-03-31.
- How severe is CVE-2026-32951?
- Medium severity. CVSS v3 base score is 4.3 out of 10.