CVE-2025-59480 - Vulnerability Details - OpenCVE

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

No CVSS v4.0

Attack Vector Network

Attack Complexity High

Privileges Required None

Scope Changed

Confidentiality Impact High

Integrity Impact None

Availability Impact None

User Interaction Required

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Exploitation none

Automatable no

Technical Impact partial

No data.

No data.

No data.

No data.

Advisories

No advisories yet.

Fixes

Solution

Update Mattermost Mobile Apps to versions 2.33.0 or higher.

Workaround

No workaround given by the vendor.

References

Link	Providers
https://mattermost.com/security-updates

History

Thu, 13 Nov 2025 18:15:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Thu, 13 Nov 2025 17:45:00 +0000

Type	Values Removed	Values Added
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
Title		Inadequate validation of SSO redirect credentials permits credential theft
Weaknesses		CWE-352
References		https://mattermost.com/security-updates
Metrics		cvssV3_1 `{'score': 6.1, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:N/A:N'}`

MITRE

Status: PUBLISHED

Assigner: Mattermost

Published: 2025-11-13T17:32:04.772Z

Updated: 2025-11-13T18:02:26.585Z

Reserved: 2025-10-15T11:16:32.195Z

Link: CVE-2025-59480

Vulnrichment

Updated: 2025-11-13T18:02:21.964Z

NVD

Status : Received

Published: 2025-11-13T18:15:50.703

Modified: 2025-11-13T18:15:50.703

Link: CVE-2025-59480

Redhat

No data.

OpenCVE Enrichment

No data.

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