4.3

CVE-2026-32618

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.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Discourse ≫ Discourse SwEditionlatest Version >= 2026.1.0 < 2026.1.3
Discourse ≫ Discourse SwEditionlatest Version >= 2026.2.0 < 2026.2.2
Discourse ≫ Discourse Version2026.3.0 SwEditionlatest
Discourse ≫ Discourse Version2026.3.0 SwEditionlatest.1
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.2% 0.099
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
security-advisories@github.com 4.3 2.8 1.4
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
CWE-200 Exposure of Sensitive Information to an Unauthorized Actor

The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.

https://github.com/discourse/discourse/commit/81fd89e744058e509412158e5e6ac90c856ade64
Patch
https://github.com/discourse/discourse/security/advisories/GHSA-pc8p-w2m7-hgf3
Vendor Advisory