Improper Ownership Check Vulnerability in Discourse by Discourse
CVE-2025-68479
What is CVE-2025-68479?
Discourse, an open-source discussion platform, suffers from a vulnerability that allows unauthorized ownership checks in its subscription endpoints. In versions prior to 3.5.4, 2025.11.2, 2025.12.1, and 2026.1.0, this flaw can enable malicious users to make changes without proper ownership verification. The issue has been addressed in the newer versions, but users are encouraged to update promptly to mitigate any potential security risks.

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Affected Version(s)
discourse < 3.5.4 < 3.5.4
discourse >= 2025.11.0-latest, < 2025.11.2 < 2025.11.0-latest, 2025.11.2
discourse >= 2025.12.0-latest, < 2025.12.1 < 2025.12.0-latest, 2025.12.1
References
CVSS V3.1
Timeline
Vulnerability published
Vulnerability Reserved