PT-2026-29314 · Discourse · Discourse

Davidtaylorhq · Published 2026-03-31 · Updated 2026-04-07 · CVE-2026-32951

Positive Technologies (AI Summary)

CVSS v3.1

4.3

Medium

Base vector

AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Name of the Vulnerable Software and Affected Versions Discourse versions 2026.1.0 through 2026.1.2, 2026.2.0 through 2026.2.1, and 2026.3.0

Description A user with valid credentials can retrieve shared draft topic titles by submitting an inline onebox request with a category id parameter that corresponds to the shared drafts category.

Recommendations Update to Discourse version 2026.1.3 or later. Update to Discourse version 2026.2.2 or later. Update to Discourse version 2026.3.0 or later.

Exploit

Fix

Information Disclosure

Weakness Enumeration

CWE-200

Related Identifiers

BIT-DISCOURSE-2026-32951

CVE-2026-32951

GHSA-V93G-8F4F-4RGM

Affected Products

Discourse

References · 6

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/32xxx/CVE-2026-32951.json · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2026-32951 · Security Note
• https://osv.dev/vulnerability/CVE-2026-32951 · Vendor Advisory
• https://osv.dev/vulnerability/BIT-discourse-2026-32951 · Vendor Advisory
• https://github.com/discourse/discourse/commit/0b4e6ff170362823d1cfe2a1a096785d0d77ee83 · Note
• https://github.com/discourse/discourse/security/advisories/GHSA-v93g-8f4f-4rgm · Note