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MEDIUM · 6.1

CVE-2025-59480

Mattermost Mobile Apps versions <=2.32.0 fail to verify that SSO redirect tokens originate from the trusted server, which allows a malicious Mattermost instance or on-path attacker to obtain user sess...

Vulnerability Description

Mattermost Mobile Apps versions <=2.32.0 fail to verify that SSO redirect tokens originate from the trusted server, which allows a malicious Mattermost instance or on-path attacker to obtain user session credentials via crafted token-in-URL responses

CVSS Score

6.1

MEDIUM

CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:N/A:N
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE

Affected Products

VendorProductVersions
MattermostMattermost Mobile< 2.33.0

Related Weaknesses (CWE)

CWE-352

References

FAQ

What is CVE-2025-59480?

CVE-2025-59480 is a vulnerability with a CVSS score of 6.1 (MEDIUM). Mattermost Mobile Apps versions <=2.32.0 fail to verify that SSO redirect tokens originate from the trusted server, which allows a malicious Mattermost instance or on-path attacker to obtain user sess...

How severe is CVE-2025-59480?

CVE-2025-59480 has been rated MEDIUM with a CVSS base score of 6.1/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2025-59480?

Check the references section above for vendor advisories and patch information. Affected products include: Mattermost Mattermost Mobile.