Mattermost Confluence Plugin version <1.5.0 fails to check the access of the user to the channel which allows attackers to get channel subscription details without proper access to the channel via API call to the GET autocomplete/GetChannelSubscriptions endpoint.
Metrics
Affected Vendors & Products
References
| Link | Providers |
|---|---|
| https://mattermost.com/security-updates |
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History
Thu, 25 Sep 2025 19:00:00 +0000
| Type | Values Removed | Values Added |
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| First Time appeared |
Mattermost confluence
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| CPEs | cpe:2.3:a:mattermost:confluence:*:*:*:*:*:mattermost:*:* | |
| Vendors & Products |
Mattermost confluence
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Tue, 12 Aug 2025 12:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Mattermost
Mattermost mattermost |
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| Vendors & Products |
Mattermost
Mattermost mattermost |
Mon, 11 Aug 2025 20:15:00 +0000
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| Metrics |
ssvc
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Mon, 11 Aug 2025 19:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | Mattermost Confluence Plugin version <1.5.0 fails to check the access of the user to the channel which allows attackers to get channel subscription details without proper access to the channel via API call to the GET autocomplete/GetChannelSubscriptions endpoint. | |
| Title | Lack of Authorization on Get Channel Subscriptions for Autocomplete in Mattermost Confluence Plugin | |
| Weaknesses | CWE-862 | |
| References |
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| Metrics |
cvssV3_1
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Status: PUBLISHED
Assigner: Mattermost
Published: 2025-08-11T18:57:02.377Z
Updated: 2025-08-11T19:37:14.499Z
Reserved: 2025-07-28T14:26:12.459Z
Link: CVE-2025-53857
Updated: 2025-08-11T19:37:08.562Z
Status : Analyzed
Published: 2025-08-11T19:15:29.603
Modified: 2025-09-25T18:55:50.410
Link: CVE-2025-53857
No data.