Mattermost 5.38 and earlier fails to sufficiently sanitize clipboard contents, which allows a user-assisted attacker to inject arbitrary web script in product deployments that explicitly disable the default CSP.
{
"cwe_ids": [
"CWE-79"
],
"nvd_published_at": "2021-09-22T17:15:00Z",
"github_reviewed": true,
"github_reviewed_at": "2021-09-23T16:23:33Z",
"severity": "MODERATE"
}