Open Redirect Affecting github.com/mattermost/mattermost/server/channels/web package, versions >=10.5.0 <10.5.10-rc2>=10.9.0 <10.9.5-rc2>=10.10.0 <10.10.2-rc3
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-GOLANG-GITHUBCOMMATTERMOSTMATTERMOSTSERVERCHANNELSWEB-12818377
- published18 Sept 2025
- disclosed15 Sept 2025
- creditDoyenSec
Introduced: 15 Sep 2025
NewCVE-2025-9072 (opens in a new tab)How to fix?
Upgrade github.com/mattermost/mattermost/server/channels/web to version 10.5.10-rc2, 10.9.5-rc2, 10.10.2-rc3 or higher.
Overview
Affected versions of this package are vulnerable to Open Redirect due to a failure to validate the redirect_to parameter. An attacker can exfiltrate user cookies by tricking a user into authenticating with their SAML provider using a crafted link that redirects them to an attacker-controlled URL.