CVE-2026-32615: Discourse: Category group moderators can perform actions on topics in restricted categories without read access

Published Mar 31, 2026
·
Updated

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, category group moderators could perform privileged actions on topics inside private categories they did not have read access to. This issue has been patched in versions 2026.1.3, 2026.2.2, and 2026.3.0.

Affected Software

5 affected components
Discourse Discourse>=2026.1.0-latest<2026.1.3, >=2026.2.0-latest<2026.2.2, >=2026.3.0-latest<2026.3.0
Discourse Discourse>=2026.1.0<2026.1.3
Discourse Discourse>=2026.2.0<2026.2.2
Discourse Discourse=2026.3.0
Discourse Discourse=2026.3.0

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade Discourse to a version that resolves this vulnerability.

    Fixed in 2026.1.3
  2. Upgrade

    Upgrade Discourse to a version that resolves this vulnerability.

    Fixed in 2026.2.2
  3. Upgrade

    Upgrade Discourse to a version that resolves this vulnerability.

    Fixed in 2026.3.0

Event History

Mar 31, 2026
CVE Published
via MITRE·05:40 PM
Data Sourced
via MITRE·05:40 PM
DescriptionWeakness
Data Sourced
via NVD·06:16 PM
RemedyDescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2026-32615?

CVE-2026-32615 is a moderate severity vulnerability allowing category group moderators to perform actions on restricted topics without necessary read access.

2

How do I fix CVE-2026-32615?

To fix CVE-2026-32615, update Discourse to version 2026.1.3 or 2026.2.2 or later.

3

What versions of Discourse are affected by CVE-2026-32615?

CVE-2026-32615 affects Discourse versions from 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.

4

Who can exploit CVE-2026-32615?

Category group moderators with access to restricted categories can exploit CVE-2026-32615 to manage topics without proper permissions.

5

What impact does CVE-2026-32615 have on Discourse users?

The impact of CVE-2026-32615 includes unauthorized access to restricted content, potentially compromising user privacy and data security.

Contact

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