CISA Known Exploited Vulnerabilities (KEV)
CISA's Known Exploited Vulnerabilities (KEV) catalog lists vulnerabilities actively used in real-world attacks. CVEFeed.io tracks the latest additions so you can prioritize remediation as new entries are published.
7.8
CVE-2019-1215 - Microsoft Windows Privilege Escalation Vulnerability -
Action Due May 03, 2022 Target Vendor : Microsoft
Description :Microsoft Windows contains an unspecified vulnerability due to the way ws2ifsl.sys (Winsock) handles objects in memory, allowing for privilege escalation. Successful exploitation allows an attacker to execute code with elevated privileges.
Action :Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Known Detected Nov 03, 2021
Notes :https://nvd.nist.gov/vuln/detail/CVE-2019-1215
10.0
CVE-2021-34473 - Microsoft Exchange Server Remote Code Execution Vulnerability -
Action Due Nov 17, 2021 Target Vendor : Microsoft
Description :Microsoft Exchange Server contains an unspecified vulnerability that allows for remote code execution.
Action :Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Known Detected Nov 03, 2021
Notes :https://nvd.nist.gov/vuln/detail/CVE-2021-34473
10.0
CVE-2019-0708 - Microsoft Remote Desktop Services Remote Code Execution Vulnerability -
Action Due May 03, 2022 Target Vendor : Microsoft
Description :Microsoft Remote Desktop Services, formerly known as Terminal Service, contains an unspecified vulnerability that allows an unauthenticated attacker to connect to the target system using RDP and send specially crafted requests. Successful exploitation allows for remote code execution. The vulnerability is also known under the moniker of BlueKeep.
Action :Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Known Detected Feb 26, 2026
Notes :https://nvd.nist.gov/vuln/detail/CVE-2019-0708
7.8
CVE-2016-7255 - Microsoft Win32k Privilege Escalation Vulnerability -
Action Due May 03, 2022 Target Vendor : Microsoft
Description :Microsoft Win32k kernel-mode driver fails to properly handle objects in memory which allows for privilege escalation. Successful exploitation allows an attacker to run code in kernel mode.
Action :Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes :https://nvd.nist.gov/vuln/detail/CVE-2016-7255
9.1
CVE-2020-4428 - IBM Data Risk Manager Remote Code Execution Vulnerability -
Action Due May 03, 2022 Target Vendor : IBM
Description :IBM Data Risk Manager contains an unspecified vulnerability which could allow a remote, authenticated attacker to execute commands on the system.�
Action :Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes :https://nvd.nist.gov/vuln/detail/CVE-2020-4428
8.8
CVE-2021-30563 - Google Chromium V8 Type Confusion Vulnerability -
Action Due Nov 17, 2021 Target Vendor : Google
Description :Google Chromium V8 Engine contains a type confusion vulnerability that allows a remote attacker to potentially exploit heap corruption via a crafted HTML page. This vulnerability could affect multiple web browsers that utilize Chromium, including, but not limited to, Google Chrome, Microsoft Edge, and Opera.
Action :Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes :https://nvd.nist.gov/vuln/detail/CVE-2021-30563
8.8
CVE-2021-37975 - Google Chromium V8 Use-After-Free Vulnerability -
Action Due Nov 17, 2021 Target Vendor : Google
Description :Google Chromium V8 Engine contains a use-after-free vulnerability that allows a remote attacker to potentially exploit heap corruption via a crafted HTML page. This vulnerability could affect multiple web browsers that utilize Chromium, including, but not limited to, Google Chrome, Microsoft Edge, and Opera.
Action :Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes :https://nvd.nist.gov/vuln/detail/CVE-2021-37975
8.8
CVE-2021-30551 - Google Chromium V8 Type Confusion Vulnerability -
Action Due Nov 17, 2021 Target Vendor : Google
Description :Google Chromium V8 Engine contains a type confusion vulnerability that allows a remote attacker to potentially exploit heap corruption via a crafted HTML page. This vulnerability could affect multiple web browsers that utilize Chromium, including, but not limited to, Google Chrome, Microsoft Edge, and Opera.
Action :Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes :https://nvd.nist.gov/vuln/detail/CVE-2021-30551
9.6
CVE-2021-37973 - Google Chromium Portals Use-After-Free Vulnerability -
Action Due Nov 17, 2021 Target Vendor : Google
Description :Google Chromium Portals contains a use-after-free vulnerability that allows a remote attacker, who has compromised the renderer process, to potentially perform a sandbox escape via a crafted HTML page. This vulnerability affects web browsers that utilize Chromium, including Google Chrome and Microsoft Edge.
Action :Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes :https://nvd.nist.gov/vuln/detail/CVE-2021-37973
9.3
CVE-2020-8655 - EyesOfNetwork Improper Privilege Management Vulnerability -
Action Due May 03, 2022 Target Vendor : EyesOfNetwork
Description :EyesOfNetwork contains an improper privilege management vulnerability that may allow a user to run commands as root via a crafted Nmap Scripting Engine (NSE) script to nmap7.
Action :Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes :https://nvd.nist.gov/vuln/detail/CVE-2020-8655
9.8
CVE-2020-8657 - EyesOfNetwork Use of Hard-Coded Credentials Vulnerability -
Action Due May 03, 2022 Target Vendor : EyesOfNetwork
Description :EyesOfNetwork contains a use of hard-coded credentials vulnerability, as it uses the same API key by default. Exploitation allows an attacker to calculate or guess the admin access token.
Action :Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes :https://nvd.nist.gov/vuln/detail/CVE-2020-8657
9.8
CVE-2018-6789 - Exim Buffer Overflow Vulnerability -
Action Due May 03, 2022 Target Vendor : Exim
Description :Exim contains a buffer overflow vulnerability in the base64d function part of the SMTP listener that may allow for remote code execution.
Action :Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Known Detected Nov 03, 2021
Notes :https://nvd.nist.gov/vuln/detail/CVE-2018-6789
9.8
CVE-2018-7600 - Drupal Core Remote Code Execution Vulnerability -
Action Due May 03, 2022 Target Vendor : Drupal
Description :Drupal Core contains a remote code execution vulnerability that could allow an attacker to exploit multiple attack vectors on a Drupal site, resulting in complete site compromise.
Action :Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Known Detected Nov 03, 2021
Notes :https://nvd.nist.gov/vuln/detail/CVE-2018-7600
9.3
CVE-2019-15752 - Docker Desktop Community Edition Privilege Escalation Vulnerability -
Action Due May 03, 2022 Target Vendor : Docker
Description :Docker Desktop Community Edition contains a vulnerability that may allow local users to escalate privileges by placing a trojan horse docker-credential-wincred.exe file in %PROGRAMDATA%\DockerDesktop\version-bin\.
Action :Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes :https://nvd.nist.gov/vuln/detail/CVE-2019-15752
8.8
CVE-2017-9822 - DotNetNuke (DNN) Remote Code Execution Vulnerability -
Action Due May 03, 2022 Target Vendor : DotNetNuke (DNN)
Description :DotNetNuke (DNN) contains a vulnerability that may allow for remote code execution via cookie deserialization.
Action :Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Known Detected Nov 03, 2021
Notes :https://nvd.nist.gov/vuln/detail/CVE-2017-9822
6.5
CVE-2020-8195 - Citrix ADC, Gateway, and SD-WAN WANOP Appliance Information Disclosure Vulnerability -
Action Due May 03, 2022 Target Vendor : Citrix
Description :Citrix ADC, Citrix Gateway, and multiple Citrix SD-WAN WANOP appliance models contain an information disclosure vulnerability.
Action :Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes :https://nvd.nist.gov/vuln/detail/CVE-2020-8195
6.5
CVE-2020-8193 - Citrix ADC, Gateway, and SD-WAN WANOP Appliance Authorization Bypass Vulnerability -
Action Due May 03, 2022 Target Vendor : Citrix
Description :Citrix ADC, Citrix Gateway, and multiple Citrix SD-WAN WANOP appliance models contain an authorization bypass vulnerability that may allow unauthenticated access to certain URL endpoints. The attacker must have access to the NetScaler IP (NSIP) in order to perform exploitation.
Action :Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes :https://nvd.nist.gov/vuln/detail/CVE-2020-8193
8.8
CVE-2021-21017 - Adobe Acrobat and Reader Heap-based Buffer Overflow Vulnerability -
Action Due Nov 17, 2021 Target Vendor : Adobe
Description :Acrobat Acrobat and Reader contain a heap-based buffer overflow vulnerability that could allow an unauthenticated attacker to achieve code execution in the context of the current user.
Action :Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes :https://nvd.nist.gov/vuln/detail/CVE-2021-21017
8.8
CVE-2020-3118 - Cisco IOS XR Software Discovery Protocol Format String Vulnerability -
Action Due May 03, 2022 Target Vendor : Cisco
Description :Cisco IOS XR improperly validates string input from certain fields in Cisco Discovery Protocol messages. Exploitation could allow an unauthenticated, adjacent attacker to execute code with administrative privileges or cause a reload on an affected device.
Action :Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes :https://nvd.nist.gov/vuln/detail/CVE-2020-3118
10.0
CVE-2018-0171 - Cisco IOS and IOS XE Software Smart Install Remote Code Execution Vulnerability -
Action Due May 03, 2022 Target Vendor : Cisco
Description :Cisco IOS and IOS XE Software improperly validates packet data, allowing an unauthenticated, remote attacker to trigger a reload of an affected device, cause a denial-of-service (DoS) condition, or perform code execution on the affected device.
Action :Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes :https://nvd.nist.gov/vuln/detail/CVE-2018-0171