CVE-2025-11794
Unknown Unknown - Not Provided
BaseFortify

Publication date: 2025-11-14

Last updated on: 2025-11-19

Assigner: Mattermost, Inc.

Description
Mattermost versions 10.11.x <= 10.11.3, 10.5.x <= 10.5.11, 10.12.x <= 10.12.0 fail to sanitize user data which allows system administrators to access password hashes and MFA secrets via the POST /api/v4/users/{user_id}/email/verify/member endpoint
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Meta Information
Published
2025-11-14
Last Modified
2025-11-19
Generated
2026-06-16
AI Q&A
2025-11-14
EPSS Evaluated
2026-06-14
NVD
CVE-2025-11794
Affected Vendors & Products
Showing 3 associated CPEs
Vendor Product Version / Range
mattermost mattermost_server From 10.5.0 (inc) to 10.5.12 (exc)
mattermost mattermost_server From 10.11.0 (inc) to 10.11.4 (exc)
mattermost mattermost_server From 10.12.0 (inc) to 10.12.1 (exc)
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-200 The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.
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Executive Summary

This vulnerability exists in certain Mattermost versions where user data is not properly sanitized. This flaw allows system administrators to access sensitive information such as password hashes and multi-factor authentication (MFA) secrets through a specific API endpoint.

Impact Analysis

The vulnerability can lead to unauthorized access to sensitive authentication data by system administrators, potentially compromising user accounts by exposing password hashes and MFA secrets. This could result in account takeover or other security breaches.

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