Mattermost version 8.1.6 and earlier fails to sanitize channel mention data in posts, which allows an attacker to inject markup in the web client.
{ "nvd_published_at": "2023-12-29T13:15:11Z", "cwe_ids": [ "CWE-79" ], "severity": "LOW", "github_reviewed": true, "github_reviewed_at": "2024-01-03T21:27:24Z" }