GO-2025-4058

None

CVSS

—

EPSS

—

Published

Oct 30, 2025

CISA due date

—

The record

Mattermost Server is vulnerable to XSS through lack of link relationship attributes `noreferrer` and `noopener` in github.com/mattermost/mattermost-server

Affected packages

Ecosystem	Package	Introduced	Fixed
Go	github.com/mattermost/mattermost-server	0	3.1.0+incompatible
Go	github.com/mattermost/mattermost-server	0	3.1.0

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