stoatchat before 0.15.0 contains a missing authorization vulnerability in the Subscribe message handler that allows authenticated attackers to enumerate members and monitor profile updates of private servers without membership. Attackers can subscribe to any server's member-update topic by sending a Subscribe message with an arbitrary server ID, receiving live UserUpdate events including display names, avatars, and status changes for members they should not have access to.
Advisories
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Fixes
Solution
No solution given by the vendor.
Workaround
No workaround given by the vendor.
References
History
Mon, 17 Aug 2026 12:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Stoatchat
Stoatchat stoatchat |
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| Vendors & Products |
Stoatchat
Stoatchat stoatchat |
Mon, 17 Aug 2026 11:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | stoatchat before 0.15.0 contains a missing authorization vulnerability in the Subscribe message handler that allows authenticated attackers to enumerate members and monitor profile updates of private servers without membership. Attackers can subscribe to any server's member-update topic by sending a Subscribe message with an arbitrary server ID, receiving live UserUpdate events including display names, avatars, and status changes for members they should not have access to. | |
| Title | stoatchat before 0.15.0 Missing Authorization via Subscribe | |
| Weaknesses | CWE-862 | |
| References |
| |
| Metrics |
cvssV3_1
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Projects
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Status: PUBLISHED
Assigner: VulnCheck
Published:
Updated: 2026-08-17T11:04:39.522Z
Reserved: 2026-08-17T10:31:04.592Z
Link: CVE-2026-74869
No data.
Status : Received
Published: 2026-08-17T11:16:41.163
Modified: 2026-08-17T11:16:41.163
Link: CVE-2026-74869
No data.
OpenCVE Enrichment
Updated: 2026-08-17T12:45:03Z
Weaknesses