oss-sec mailing list archives

Re: Checking existence of firewalled web servers in Firefox via iframe.onload

From: Jan Fader <oss-security () faderweb de>
Date: Tue, 18 Apr 2023 21:48:48 +0200

Hi Georgi

Am Tue 18. Apr. 2023, hat Georgi Guninski geschrieben:

In short in Firefox 112, it is possible to check existence
of firewalled web servers. This doesn't work in Chrome and Chromium 112
for me.


I can reproduce this in Firefox 112, but also in Chromium 112.0.5615.121
and Edge 112.0.1722.48.

Regards
Jan