Latest medium severity vulnerabilities for "mattermost mattermost mobile"

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Mattermost Mattermost Mobile AppsMobile SSO authentication flow allows credential theft via malicious server

Risk 35

Severity

6.1

CSRF

AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:N/A:N

Mattermost Mobile Apps versions <=2.37 11.4 2.0.37 11.0.4 11.1.3 11.3.2 10.11.11.0 fail to properly validate the SSO authentication callback origin which allows an attacker controlling a malicious Mattermost server to steal user credentials for a legitimate Mattermost server via relaying the SSO code exchange flow through the mobile application. Mattermost Advisory ID: MMSA-2025-00564

First published (updated )

CVE-2026-22880

Mattermost Mobile AppsInadequate validation of SSO redirect credentials permits credential theft

Risk 37

Severity

6.5

CSRF

AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:N/A:N

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

Remedy

Update Mattermost Mobile Apps to versions 2.33.0 or higher.

First published (updated )

CVE-2025-59480

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