Microsoft warns of Windows ‘PrintNightmare’ vulnerability that’s being actively exploited

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Illustration by Alex Castro / The VergeMicrosoft is warning Windows users about an unpatched critical flaw in the Windows Print Spooler service. The vulnerability, dubbed PrintNightmare, was uncovered earlier this week after security researchers accidentally published a proof-of-concept (PoC) exploit. While Microsoft hasn’t rated the vulnerability, it allows attackers to remotely execute code with system-level privileges, which is as critical…
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