CVE-2025-62690

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CVSS 3.1

6.1 medium

EPSS

<1%p4

Published

Dec 17, 2025 (Dec 17, 2025)

Modified

Jun 17, 2026

Description

Mattermost versions 10.11.x <= 10.11.4 fail to validate redirect URLs on the /error page, which allows an attacker to redirect a victim to a malicious site via a crafted link opened in a new tab.

Vendors: mattermost
Products: mattermost server
Weakness: CWE-601
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

NVD CVE.org GitHub PoCs EPSS (0.1%)

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