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February 2021

Vulnerabilities first published in this month (UTC), newest first.

← January 2021 2021 / February March 2021 →
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All Critical High Medium Low Exploited only Public exploit

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  • High 7.8
    CVE-2021-1732 Exploited · Ransomware Public exploit EPSS 78%

    Windows Win32k Elevation of Privilege Vulnerability

    Windows Win32k Elevation of Privilege Vulnerability

    Microsoft Windows Server 2019 Windows Server 2019 (Server Core installation) Windows 10 Version 1809 Windows
    KEV Nov 3, 2021
  • High 7.1
    CVE-2021-21315 Exploited Public exploit EPSS 91%

    Command Injection Vulnerability

    The System Information Library for Node.JS (npm package "systeminformation") is an open source collection of functions to retrieve detailed hardware, system and OS information. In systeminformation before version 5.3.1 there is a command injection vulnerabili…

    sebhildebrandt systeminformation systeminformation npm
    KEV Jan 18, 2022
  • High 8.8
    CVE-2021-25298 Exploited Public exploit EPSS 74%

    Nagios XI version xi-5.7.5 is affected by OS command injection. The vulnerability exists in the file /usr/local/nagiosx…

    KEV Jan 18, 2022
  • High 8.8
    CVE-2021-25296 Exploited Public exploit EPSS 72%

    Nagios XI version xi-5.7.5 is affected by OS command injection. The vulnerability exists in the file /usr/local/nagiosx…

    KEV Jan 18, 2022
  • High 8.8
    CVE-2021-25297 Exploited Public exploit EPSS 57%

    Nagios XI version xi-5.7.5 is affected by OS command injection. The vulnerability exists in the file /usr/local/nagiosx…

    KEV Jan 18, 2022
  • High 7.2
    CVE-2021-21311 Exploited Public exploit EPSS 98%

    SSRF in adminer

    Adminer is an open-source database management in a single PHP file. In adminer from version 4.0.0 and before 4.7.9 there is a server-side request forgery vulnerability. Users of Adminer versions bundling all drivers (e.g. `adminer.php`) are affected. This is …

    vrana adminer adminer adminer Debian Ubuntu Packagist
    KEV Sep 29, 2025
  • High 8.8
    CVE-2021-21017 Exploited Public exploit EPSS 86%

    Acrobat Reader DC Heap-based Buffer Overflow Vulnerability Could Lead To Arbitrary Code Execution

    Acrobat Reader DC versions versions 2020.013.20074 (and earlier), 2020.001.30018 (and earlier) and 2017.011.30188 (and earlier) are affected by a heap-based buffer overflow vulnerability. An unauthenticated attacker could leverage this vulnerability to achiev…

    Adobe Acrobat Reader
    KEV Nov 3, 2021
  • High 8.8
    CVE-2021-21148 Exploited Public exploit EPSS 20%

    Heap buffer overflow in V8 in Google Chrome prior to 88.0.4324.150 allowed a remote attacker to potentially exploit hea…

    Google Chrome chromium chromium-browser Browsers Debian Ubuntu Alpine
    KEV Nov 3, 2021