diff --git a/files/helpers/const.py b/files/helpers/const.py
index 2d7f52abfe..7de9bb5109 100644
--- a/files/helpers/const.py
+++ b/files/helpers/const.py
@@ -1615,7 +1615,7 @@ def is_site_url(url):
 	return url and '\\' not in url and ((url.startswith('/') and not url.startswith('//')) or url.startswith(f'{SITE_FULL}/'))
 
 def is_safe_url(url):
-	return is_site_url(url) or tldextract.extract(url).registered_domain in approved_embed_hosts
+	return (is_site_url(url) or tldextract.extract(url).registered_domain in approved_embed_hosts) and '!YOU!' not in url
 
 
 hosts = "|".join(approved_embed_hosts).replace('.','\.')