Mattermost Desktop App versions <=5.13.0 fail to manage modals in the Mattermost Desktop App that stops a user with a server that uses basic authentication from accessing their server which allows an attacker that provides a malicious server to the user to deny use of the Desktop App via having the user configure the malicious server and forcing a modal popup that cannot be closed.
Metrics
Affected Vendors & Products
References
| Link | Providers |
|---|---|
| https://mattermost.com/security-updates |
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History
Mon, 20 Oct 2025 13:30:00 +0000
| Type | Values Removed | Values Added |
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| First Time appeared |
Mattermost
Mattermost mattermost |
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| Vendors & Products |
Mattermost
Mattermost mattermost |
Thu, 16 Oct 2025 17:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
ssvc
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Thu, 16 Oct 2025 15:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | Mattermost Desktop App versions <=5.13.0 fail to manage modals in the Mattermost Desktop App that stops a user with a server that uses basic authentication from accessing their server which allows an attacker that provides a malicious server to the user to deny use of the Desktop App via having the user configure the malicious server and forcing a modal popup that cannot be closed. | |
| Title | Mattermost Desktop DoS when user has basic authentication server configured | |
| Weaknesses | CWE-754 | |
| References |
| |
| Metrics |
cvssV3_1
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Status: PUBLISHED
Assigner: Mattermost
Published: 2025-10-16T15:18:25.389Z
Updated: 2025-10-16T16:28:05.951Z
Reserved: 2025-09-11T18:33:39.530Z
Link: CVE-2025-55035
Updated: 2025-10-16T16:27:51.175Z
Status : Awaiting Analysis
Published: 2025-10-16T16:15:38.403
Modified: 2025-10-21T19:31:50.020
Link: CVE-2025-55035
No data.