CVE-2025-9072
MEDIUM WAF: Medium
CVSS 5.4
Published: 2025-09-15
CWE-601
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.
WAF Coverage Analysis
Open Redirect
Medium WAF Coverage
OWASP: A01:2021 Broken Access Control
941xxx - XSS / XXE
Affected Software
| Vendor | Product | Version |
|---|---|---|
| mattermost | mattermost_server | 10.5.0 - 10.5.10 |
| mattermost | mattermost_server | 10.9.0 - 10.9.5 |
| mattermost | mattermost_server | 10.10.0 - 10.10.2 |
References
- mattermost.com (Vendor Advisory)