CVE-2026-33394

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.

PUBLISHED Reserved 2026-03-19 | Published 2026-03-19 | Updated 2026-03-20 | Assigner GitHub_M

Problem types

CWE-200: Exposure of Sensitive Information to an Unauthorized Actor

Product status

References

github.com/...course/security/advisories/GHSA-wxvr-pm5c-829p

github.com/...ommit/3bf3793a708662716c0a4eaf64ae091abe71ab4c

github.com/...ommit/473288219e93cd17576cf15e4f0b9e388a31d0c1

github.com/...ommit/62721429d4402505d21280bcbe5894032447d800

cve.org (CVE-2026-33394)

nvd.nist.gov (CVE-2026-33394)

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