CVE-2026-33408

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.

Score

CVSS 3.1 2.7 Low

Status

Analyzed - security-advisories@github.com

Published

2026-03-19

Last modified

2026-03-20

Weaknesses

CWE-862

Affected products

• Discourse (Discourse)

References

• https://github.com/discourse/discourse/commit/3bf3793a708662716c0a4eaf64ae091abe71ab4c
• https://github.com/discourse/discourse/commit/473288219e93cd17576cf15e4f0b9e388a31d0c1
• https://github.com/discourse/discourse/commit/62721429d4402505d21280bcbe5894032447d800
• https://github.com/discourse/discourse/security/advisories/GHSA-wf9r-386h-g29c