Vulnerability Details CVE-2025-9072
Mattermost versions 10.10.x <= 10.10.1, 10.5.x <= 10.5.9, 10.9.x <= 10.9.4 fail to validate the redirect_to parameter, allowing an attacker to craft a malicious link that, once a user authenticates with their SAML provider, could post the user’s cookies to an attacker-controlled URL.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.0
EPSS Ranking 8.7%
CVSS Severity
CVSS v3 Score 7.6
References
Products affected by CVE-2025-9072
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cpe:2.3:a:mattermost:mattermost_server:10.10.0
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cpe:2.3:a:mattermost:mattermost_server:10.5.0
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cpe:2.3:a:mattermost:mattermost_server:10.5.1
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cpe:2.3:a:mattermost:mattermost_server:10.5.2
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cpe:2.3:a:mattermost:mattermost_server:10.5.3
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cpe:2.3:a:mattermost:mattermost_server:10.5.4
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cpe:2.3:a:mattermost:mattermost_server:10.5.5
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cpe:2.3:a:mattermost:mattermost_server:10.5.6
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cpe:2.3:a:mattermost:mattermost_server:10.5.7
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cpe:2.3:a:mattermost:mattermost_server:10.5.8
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cpe:2.3:a:mattermost:mattermost_server:10.5.9
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cpe:2.3:a:mattermost:mattermost_server:10.9.0
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cpe:2.3:a:mattermost:mattermost_server:10.9.1
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cpe:2.3:a:mattermost:mattermost_server:10.9.2
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cpe:2.3:a:mattermost:mattermost_server:10.9.3