πŸ›‘οΈ CVE-2025-9072
🟠 CVSS 8.0 β€” High βœ… No Known Exploit CWE-601 NVD
8.0
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

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.

Details

Severity HIGH
CVSS Score 8.0
CVSS Vector CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:L
CWE CWE-601
Public Exploit βœ… No
Source NVD
Published 2025-09-15
Updated 2026-06-14
Modified 2025-09-17
Fix URL N/A

Affected Packages

Software From version Fixed in
github.com/mattermost/mattermost-server β€” β€”
github.com/mattermost/mattermost-server/v5 β€” β€”
github.com/mattermost/mattermost-server/v6 β€” β€”
github.com/mattermost/mattermost/server/v8 β€” β€”
mattermost-server 10.10.0 10.10.2

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