Cloudanix VulnDB

CVE-2025-62690

Low · 3.1

Mattermost has missing redirect URL validation

CVSS

3.1

EPSS

0.1%

Published

Dec 17, 2025

CISA due date

—

The record

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.

Affected packages

Ecosystem Package Introduced Fixed
Go github.com/mattermost/mattermost 10.11.0-rc1 10.11.5-0.20251016131338-dad6bd7a1509
Go github.com/mattermost/mattermost 10.11.0-rc1+incompatible 11.1.0+incompatible
Go github.com/mattermost/mattermost 11.0.0-alpha.1 11.1.0
Go github.com/mattermost/mattermost-server 0 No fix
Go github.com/mattermost/mattermost-server/v5 0 No fix
Go github.com/mattermost/mattermost-server/v6 0 No fix
Go github.com/mattermost/mattermost/server/v8 8.0.0-20250721062209-4952acea88ce 8.0.0-20251016131338-dad6bd7a1509
go github.com/mattermost/mattermost 11.0.0-alpha.1 11.1.0
go github.com/mattermost/mattermost/server/v8 8.0.0-20250721062209-4952acea88ce 8.0.0-20251016131338-dad6bd7a1509
openSUSE:Leap 15.6 govulncheck-vulndb 0 0.0.20260114T191543-150000.1.137.1

Related vulnerabilities