CVE-2021-34481

CVE

Threat entity extracted from intelligence sources

Frequency

occurrences

First Seen

June 17, 2026

Last Seen

September 8, 2026

API

Exploited in Wild

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Ransomware Use

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Public Exploits

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Attack Vector

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Vulnerability Overview

Exploitation Activity

Exploitation Intelligence

Critical Windows Print Spooler Vulnerability CVE-2021-34527 Exploited72.8

CVE-2021-34527, known as 'PrintNightmare', is a critical remote code execution vulnerability affecting the Windows Print Spooler service. Initially thought to be related to CVE-2021-1675, it was identified on July 1, 2021, with a CVSSv3 score of 8.8. The vulnerability allows authenticated users to e...

New Local Privilege Escalation Exploit Targets Windows Print Drivers61.5

The 'concealed_position' exploit, revealed at DEF CON 29, allows low-privileged users to escalate privileges to SYSTEM on Windows by exploiting vulnerabilities in printer drivers. It utilizes four known CVEs: CVE-2021-35449, CVE-2021-38085, CVE-2019-19363, and CVE-2020-1300. The exploit involves a m...