Mattermost fails to invalidate existing authorization codes when deauthorizing an OAuth2 app, allowing an attacker possessing an authorization code to generate an access token.
| Vulnerable Product | Search on Vulmon | Subscribe to Product |
|---|---|---|
mattermost mattermost 7.1.7 |
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mattermost mattermost 7.7.3 |
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mattermost mattermost 7.8.2 |
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mattermost mattermost 7.9.1 |
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