Cybersecurity researchers published a proof-of-concept code to GitHub along with additional technical information. It appears this publication was accidental and the post was removed, but not before it was cloned. The PoC is, however, still available in other GitHub repositories. Originally listed in Microsoft’s June Patch Tuesday as a low severity elevation of privilege vulnerability, CVE-2021-1675 was revised on June 21 to a critical severity remote code execution flaw.
PoC Exploit Accidentally Leaks for Dangerous Windows PrintNightmare Bug
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