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CVE-2026-33408

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CVE-2026-33408

Published: Mar 19, 2026

Modified: Mar 20, 2026

PUBLISHED

CVSS v3.1

2.2

LOW

Description

Discourse is an open-source discussion platform. Prior to versions 2026.3.0-latest.1, 2026.2.1, and 2026.1.2, moderators were able to see the first 40 characters of post edits in PMs and private categories. 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-862

CVSS v3.1 Details

CVSS v3.1 Vector

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

Attack Vector

Network

Attack Complexity

High

Privileges Required

High

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

None

References

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