CVE-2025-9072
MEDIUM EPSS 5.7%
Published Sep 15, 20259mo ago · Modified Jun 17, 20261w ago
5.4 CVSS 3.1
Published Sep 15, 2025 9mo ago
Last Modified Jun 17, 2026 1w ago
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.
CVSS Details
Base Score
Exploitability
Impact
Vector string
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N Attack Vector Network
Attack Complexity Low
Privileges Required Low
User Interaction Required
Scope Changed
Confidentiality Low
Integrity Low
Availability None
Threat Intelligence
EPSS Exploit Probability
5.7% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available
Weaknesses 1
CWE-601
Affected Products 3
| Vendor | Product | Version | Range |
|---|---|---|---|
| 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 1
- mattermost.com https://mattermost.com/security-updates
Remediation
No remediation data recorded yet
Check vendor advisories and the NVD entry for patch availability.