(Updated July 7, 2021) The #printnightmare nightmare continues. Microsoft is looking at a serious remote code execution (RCE) vulnerability dubbed #printnightmare, or more officially CVE-2021-34527). [1] As reported by IT WORLD CANADA [2], a Chinese security company leaked a proof of concept exploit for a zero day vulnerability that they thought had been plugged, meaning patched or fixed. (It’s common to openly discuss such vulnerabilities after they have been disclosed to the company and a patch issued.) BUT. In this case, the bug, or vulnerability, had NOT yet been patched in that time span. Microsoft has now issued a patch to address the #PrintNightmare Windows Print Spooler vulnerability (CVE-2021-34527). The…