CVE-2026-32273

Published: Mar 31, 2026

Modified: Mar 31, 2026

PUBLISHED

CVSS v3.1

5.4

MEDIUM

Description

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, updating a category description via API is not sanitizing the description string, which can lead to XSS attacks. This issue has been patched in versions 2026.1.3, 2026.2.2, and 2026.3.0.

Vendor	Product	Versions
discourse	discourse	affected `>= 2026.1.0-latest, < 2026.1.3` affected `>= 2026.2.0-latest, < 2026.2.2` affected `>= 2026.3.0-latest, < 2026.3.0`

Weaknesses (CWE)

CWE-79

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

References

https://github.com/discourse/discourse/security/advisories/GHSA-h2h4-767x-6pc8

x_refsource_CONFIRM

https://github.com/discourse/discourse/commit/05e3da2a670cfd499649128b6c955b552451240b

x_refsource_MISC

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CVE-2026-32273

Description

Affected Products

Weaknesses (CWE)

CVSS v3.1 Details

References