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CVE-2026-33394

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CVE-2026-33394

Published: Mar 19, 2026

Modified: Mar 20, 2026

PUBLISHED

CVSS v3.1

2.7

LOW

Description

Discourse is an open-source discussion platform. Prior to versions 2026.3.0-latest.1, 2026.2.1, and 2026.1.2, the Post Edits admin report (/admin/reports/post_edits) leaked the first 40 characters of raw post content from private messages and secure categories to moderators who shouldn't have access. Versions 2026.3.0-latest.1, 2026.2.1, and 2026.1.2 contain a patch. No known workarounds are available.

VendorProductVersions

discourse

discourse

affected
>= 2026.1.0-latest, < 2026.1.2
affected
>= 2026.2.0-latest, < 2026.2.1
affected
= 2026.3.0-latest

Weaknesses (CWE)

CWE-200

CVSS v3.1 Details

CVSS v3.1 Vector

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

High

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

None

References

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