| Package | Affected versions | Patched versions |
|---|---|---|
| mattermost desktop | < 5.13.1.0 | 5.13.1.0 |
Mattermost Desktop App versions <= 5.13.0 fail to validate URLs external to the configured Mattermost servers, allowing an attacker on a server the user has configured to crash the user's application by sending the user a malformed URL.
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