CVEvulnerability

CVE-2026-44786

7.5 HIGH Published 2026-06-12 Modified 2026-06-17 Official page ↗
Status
Analyzed
Published
2026-06-12
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weaknesses
CWE-200

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 configurations

• discourse discourse (< 2026.1.0) • discourse discourse (>= 2026.1.0 < 2026.1.4) • discourse discourse (>= 2026.3.0 < 2026.3.1) • discourse discourse (>= 2026.4.0 < 2026.4.1) • discourse discourse 2026.5.0

Related

Weakness · CWE (1)

  • CWE-200 Exposure of Sensitive Information to an Unauthorized Actor weakness

References