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Suggestion detail

Untriaged
Permalink CVE-2026-32618
4.3 MEDIUM
  • CVSS version: 3.1
  • Attack vector (AV): NETWORK
  • Attack complexity (AC): LOW
  • Privileges required (PR): LOW
  • User interaction (UI): NONE
  • Scope (S): UNCHANGED
  • Confidentiality impact (C): LOW
  • Integrity impact (I): NONE
  • Availability impact (A): NONE
created 2 weeks, 3 days ago
Discourse: Unauthorized channel membership inference via excluded_memberships_channel_id

Discourse is an open-source discussion platform. From versions 2026.1.0-latest to before 2026.1.3, 2026.2.0-latest to before 2026.2.2, and 2026.3.0-latest to before 2026.3.0, there is possible channel membership inference from chat user search without authorization. This issue has been patched in versions 2026.1.3, 2026.2.2, and 2026.3.0.

Affected products

discourse
  • ==>= 2026.2.0-latest, < 2026.2.2
  • ==>= 2026.3.0-latest, < 2026.3.0
  • ==>= 2026.1.0-latest, < 2026.1.3

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