cgit: Tighten Content-Security-Policy.

Add frame-ancestors and form-action.

1 files changed, 1 insertions, 1 deletions

diff --git a/roles/git/files/etc/nginx/sites-available/git b/roles/git/files/etc/nginx/sites-available/git
index 3f2bc7f..9e9d16e 100644
--- a/roles/git/files/etc/nginx/sites-available/git
+++ b/roles/git/files/etc/nginx/sites-available/git
@@ -9,41 +9,41 @@ server {
     access_log /var/log/nginx/git.access.log;
     error_log  /var/log/nginx/git.error.log info;
 
     location / {
         return 301 https://$host$request_uri;
     }
 }
 
 
 server {
     listen      443 ssl http2;
     listen [::]:443 ssl http2;
 
     server_name  git.fripost.org;
 
     access_log /var/log/nginx/git.access.log;
     error_log  /var/log/nginx/git.error.log info;
 
     include snippets/headers.conf;
     add_header Content-Security-Policy
-               "default-src 'none'; img-src 'self'; script-src 'self' 'unsafe-inline'; style-src 'self'";
+               "default-src 'none'; img-src 'self'; script-src 'self' 'unsafe-inline'; style-src 'self'; frame-ancestors 'none'; form-action 'self'";
 
     include snippets/ssl.conf;
     ssl_certificate     ssl/git.fripost.org.pem;
     ssl_certificate_key ssl/git.fripost.org.key;
     include             snippets/git.fripost.org.hpkp-hdr;
 
     gzip on;
     gzip_vary on;
     gzip_min_length 256;
     gzip_types application/javascript application/json application/xml image/svg+xml image/x-icon text/css text/plain;
 
     location ^~ /static/ {
         expires 30d;
         alias /usr/share/cgit/;
     }
 
     # disallow push over HTTP/HTTPS
     location ~ "^/.+/git-receive-pack$" { return 403; }
 
     location ~ "^/.+/(?:info/refs|git-upload-pack)$" {