CVE-2026-32273

MEDIUM 5.4CVE-2026-32273 · Published 31/03/2026 · updated 24/07/2026

In short

CVE-2026-32273 is a MEDIUM (CVSS 5.4) vulnerability affecting discourse (discourse).
Chance of exploitation in the next 30 days (EPSS): 0.17%, higher than 6.8% of all vulnerabilities.
Fix: update to 2026.1.3, 2026.2.2 or later.

Package	Affected versions	Patched versions
discourse discourse	`= 2026.3.0≥ 2026.1.0, < 2026.1.3≥ 2026.2.0, < 2026.2.2`	`2026.1.32026.2.2`

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.

References

discourse/discourse commit 05e3da2 · Patch
discourse/discourse security advisory · Vendor Advisory

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Package

Affected versions

Patched versions

discourse

= 2026.3.0≥ 2026.1.0, < 2026.1.3≥ 2026.2.0, < 2026.2.2

2026.1.32026.2.2

Description

More vulnerabilities in discourse

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