August 2021

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• Critical 9.8
  CVE-2021-26084 Exploited · Ransomware Public exploit EPSS 100%

  In affected versions of Confluence Server and Data Center, an OGNL injection vulnerability exists that would allow an u…

  Atlassian Confluence Server Confluence Data Center Web / CMS
  Aug 30, 2021

  KEV Nov 3, 2021
• High 8.2
  CVE-2021-32648 Exploited Public exploit EPSS 91%

  Account Takeover in Octobercms

  octobercms in a CMS platform based on the Laravel PHP Framework. In affected versions of the october/system package an attacker can request an account password reset and then gain access to the account using a specially crafted request. The issue has been pat…

  octobercms october october/system Packagist
  Aug 26, 2021

  KEV Jan 18, 2022
• High 7.8
  CVE-2021-30860 Exploited Public exploit EPSS 76%

  An integer overflow was addressed with improved input validation. This issue is fixed in Security Update 2021-005 Catal…

  Apple macOS watchOS iOS macOS iOS
  Aug 24, 2021

  KEV Nov 3, 2021
• High 8.8
  CVE-2021-30858 Exploited Public exploit EPSS 13%

  A use after free issue was addressed with improved memory management. This issue is fixed in iOS 14.8 and iPadOS 14.8, …

  Apple macOS iOS qtwebkit-source macOS iOS Debian Ubuntu Alpine
  Aug 24, 2021

  KEV Nov 3, 2021
• High 8.5
  CVE-2021-39144 Exploited Public exploit EPSS 98%

  XStream is vulnerable to a Remote Command Execution attack

  XStream is a simple library to serialize objects to XML and back again. In affected versions this vulnerability may allow a remote attacker has sufficient rights to execute commands of the host only by manipulating the processed input stream. No user is affec…

  x-stream xstream com.thoughtworks.xstream:xstream libxstream-java Debian Ubuntu Maven
  Aug 23, 2021

  KEV Mar 10, 2023
• Medium 5.3
  CVE-2021-26086 Exploited Public exploit EPSS 100%

  Affected versions of Atlassian Jira Server and Data Center allow remote attackers to read particular files via a path t…

  Atlassian Jira Server Jira Data Center Web / CMS
  Aug 16, 2021

  KEV Nov 12, 2024
• High 7.5
  CVE-2021-36942 Exploited · Ransomware Public exploit EPSS 66%

  Windows LSA Spoofing Vulnerability

  Windows LSA Spoofing Vulnerability

  Microsoft Windows Server 2019 Windows Server 2019 (Server Core installation) Windows Server 2016 Windows
  Aug 12, 2021

  KEV Nov 3, 2021
• High 7.8
  CVE-2021-34486 Exploited Public exploit

  Windows Event Tracing Elevation of Privilege Vulnerability

  Windows Event Tracing Elevation of Privilege Vulnerability

  Microsoft Windows Server 2019 Windows Server 2019 (Server Core installation) Windows 10 Version 1809 Windows
  Aug 12, 2021

  KEV Mar 28, 2022
• Medium 5.3
  CVE-2021-26085 Exploited · Ransomware Public exploit EPSS 100%

  Affected versions of Atlassian Confluence Server allow remote attackers to view restricted resources via a Pre-Authoriz…

  Atlassian Confluence Server Confluence Data Center Web / CMS
  Aug 3, 2021

  KEV Mar 28, 2022