PT-2026-26423 · Discourse · Discourse

Davidtaylorhq · Published 2026-03-19 · Updated 2026-03-27 · CVE-2026-32099

Positive Technologies (AI Summary)

CVSS v3.1

6.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Discourse versions prior to 2026.3.0-latest.1 Discourse versions prior to 2026.2.1 Discourse versions prior to 2026.1.2

Description Discourse is an open-source discussion platform. When a user has hide profile enabled, their bio, location, and website were still exposed through the user onebox preview. An authenticated user could request a onebox for a hidden user's profile URL and receive their hidden profile fields (bio, location, website) in the response.

Recommendations Update to Discourse version 2026.3.0-latest.1 or later. Update to Discourse version 2026.2.1 or later. Update to Discourse version 2026.1.2 or later.

Exploit

Fix

Information Disclosure

Weakness Enumeration

CWE-200

Related Identifiers

BIT-DISCOURSE-2026-32099

CVE-2026-32099

GHSA-Q83G-CJ26-J4X5

Affected Products

Discourse

References · 7

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/32xxx/CVE-2026-32099.json · Exploit
• https://github.com/discourse/discourse/security/advisories/GHSA-q83g-cj26-j4x5 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2026-32099 · Vendor Advisory
• https://osv.dev/vulnerability/BIT-discourse-2026-32099 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-32099 · Security Note
• https://twitter.com/infoflowcloud/status/2034892900950020374 · Twitter Post
• https://twitter.com/CVEnew/status/2034891620785488170 · Twitter Post