It is possible to inject insert tags into the login module which will be replaced when the page is rendered.
Update to Contao 4.8.6.
None.
https://contao.org/en/security-advisories/insert-tag-injection-in-the-login-module
If you have any questions or comments about this advisory, open an issue in contao/contao.
{
"nvd_published_at": null,
"cwe_ids": [
"CWE-116"
],
"severity": "MODERATE",
"github_reviewed_at": "2019-12-17T19:35:29Z",
"github_reviewed": true
}