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CVE-2026-44786

HIGH
7.5
CVSS Severity Score
EPSS Score0.0450%
EPSS Percentile21.86th
Published2026年6月12日
Last Modified2026年6月12日

Vulnerability Description

Discourse is an open-source discussion platform. From versions 2026.1.0-latest to before 2026.1.4, 2026.3.0-latest to before 2026.3.1, and 2026.4.0-latest to before 2026.4.1, chat events for public category channels are published to MessageBus without permission scoping, so any MessageBus subscriber without chat enabled could receive chat message payloads in real time. This issue has been patched in versions 2026.1.4, 2026.3.1, 2026.4.1, and 2026.5.0-latest.1.

Affected Platforms (CPE)

No CPE configurations currently published for this record.

References & Advisories

🔗 https://github.com/discourse/discourse/security/advisories/GHSA-j7wq-rf5c-8783

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