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-2017-16651 - Roundcube Webmail File Disclosure Vulnerability -
Action Due May 03, 2022 Target Vendor : Roundcube
Description :Roundcube Webmail contains a file disclosure vulnerability caused by insufficient input validation in conjunction with file-based attachment plugins, which are used by default.
Action :Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes :https://nvd.nist.gov/vuln/detail/CVE-2017-16651
10.0
CVE-2021-35395 - Realtek AP-Router SDK Buffer Overflow Vulnerability -
Action Due Nov 17, 2021 Target Vendor : Realtek
Description :Realtek AP-Router SDK HTTP web server boa contains a buffer overflow vulnerability due to unsafe copies of some overly long parameters submitted in the form that lead to denial-of-service (DoS).
Action :Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes :https://nvd.nist.gov/vuln/detail/CVE-2021-35395
9.0
CVE-2020-10221 - rConfig OS Command Injection Vulnerability -
Action Due May 03, 2022 Target Vendor : rConfig
Description :rConfig lib/ajaxHandlers/ajaxAddTemplate.php contains an OS command injection vulnerability that allows remote attackers to execute OS commands via shell metacharacters in the fileName POST parameter.
Action :Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes :https://nvd.nist.gov/vuln/detail/CVE-2020-10221
7.2
CVE-2020-8260 - Ivanti Pulse Connect Secure Code Execution Vulnerability -
Action Due May 03, 2022 Target Vendor : Ivanti
Description :Pulse Connect Secure contains an unspecified vulnerability that allows an authenticated attacker to perform code execution using uncontrolled gzip extraction.
Action :Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes :Reference CISA's ED 21-03 (https://www.cisa.gov/news-events/directives/ed-21-03-mitigate-pulse-connect-secure-product-vulnerabilities) for further guidance and requirements. Note: The due date for addressing this vulnerability aligns with the requirements outlined in ED 21-03. https://nvd.nist.gov/vuln/detail/CVE-2020-8260
9.3
CVE-2021-1675 - Microsoft Windows Print Spooler Remote Code Execution Vulnerability -
Action Due Nov 17, 2021 Target Vendor : Microsoft
Description :Microsoft Windows Print Spooler 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-2021-1675
7.8
CVE-2021-31199 - Microsoft Enhanced Cryptographic Provider Privilege Escalation Vulnerability -
Action Due Nov 17, 2021 Target Vendor : Microsoft
Description :Microsoft Enhanced Cryptographic Provider contains an unspecified vulnerability that allows for privilege escalation.
Action :Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes :https://nvd.nist.gov/vuln/detail/CVE-2021-31199
9.3
CVE-2018-11776 - Apache Struts Remote Code Execution Vulnerability -
Action Due May 03, 2022 Target Vendor : Apache
Description :Apache Struts contains a vulnerability that allows for remote code execution under two circumstances. One, where the alwaysSelectFullNamespace option is true and the value isn't set for a result defined in underlying configurations and in same time, its upper package configuration have no or wildcard namespace. Or, using URL tag which doesn't have value and action set and in same time, its upper package configuration have no or wildcard namespace.
Action :Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes :https://nvd.nist.gov/vuln/detail/CVE-2018-11776
9.0
CVE-2014-1812 - Microsoft Windows Group Policy Preferences Password Privilege Escalation Vulnerability -
Action Due May 03, 2022 Target Vendor : Microsoft
Description :Microsoft Windows Active Directory contains a privilege escalation vulnerability due to the way it distributes passwords that are configured using Group Policy preferences. An authenticated attacker who successfully exploits the vulnerability could decrypt the passwords and use them to elevate privileges on the domain.
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-2014-1812
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
7.8
CVE-2020-1464 - Microsoft Windows Spoofing Vulnerability -
Action Due May 03, 2022 Target Vendor : Microsoft
Description :Microsoft Windows contains a spoofing vulnerability when Windows incorrectly validates file signatures, allowing an attacker to bypass security features and load improperly signed files.
Action :Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes :https://nvd.nist.gov/vuln/detail/CVE-2020-1464
7.8
CVE-2021-28310 - Microsoft Win32k Privilege Escalation Vulnerability -
Action Due Nov 17, 2021 Target Vendor : Microsoft
Description :Microsoft Windows Win32k contains an unspecified vulnerability that allows for privilege escalation.
Action :Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes :https://nvd.nist.gov/vuln/detail/CVE-2021-28310
8.8
CVE-2021-30665 - Apple Multiple Products WebKit Memory Corruption Vulnerability -
Action Due Nov 17, 2021 Target Vendor : Apple
Description :Apple iOS, iPadOS, macOS, watchOS, and tvOS WebKit contain a memory corruption vulnerability that leads to code execution when processing maliciously crafted web content. This vulnerability could impact HTML parsers that use WebKit, including but not limited to Apple Safari and non-Apple products which rely on WebKit for HTML processing.
Action :Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes :https://nvd.nist.gov/vuln/detail/CVE-2021-30665
7.5
CVE-2018-0296 - Cisco Adaptive Security Appliance (ASA) Denial-of-Service Vulnerability -
Action Due May 03, 2022 Target Vendor : Cisco
Description :Cisco Adaptive Security Appliance (ASA) contains an improper input validation vulnerability with HTTP URLs. Exploitation could allow an attacker to cause a denial-of-service (DoS) condition or information disclosure.
Action :Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes :https://nvd.nist.gov/vuln/detail/CVE-2018-0296
9.8
CVE-2021-42258 - BQE BillQuick Web Suite SQL Injection Vulnerability -
Action Due Nov 17, 2021 Target Vendor : BQE
Description :BQE BillQuick Web Suite contains an SQL injection vulnerability when accessing the username parameter that may allow for unauthenticated, 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-2021-42258
7.5
CVE-2020-3452 - Cisco ASA and FTD Read-Only Path Traversal Vulnerability -
Action Due May 03, 2022 Target Vendor : Cisco
Description :Cisco Adaptive Security Appliance (ASA) and Firepower Threat Defense (FTD) contain an improper input validation vulnerability when HTTP requests process URLs. An attacker could exploit this vulnerability by sending a crafted HTTP request containing directory traversal character sequences to an affected device. A successful exploit could allow the attacker to view arbitrary files within the web services file system on the targeted device.
Action :Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes :https://nvd.nist.gov/vuln/detail/CVE-2020-3452
7.5
CVE-2019-13608 - Citrix StoreFront Server XML External Entity (XXE) Processing Vulnerability -
Action Due May 03, 2022 Target Vendor : Citrix
Description :Citrix StoreFront Server contains an XML External Entity (XXE) processing vulnerability that may allow an unauthenticated attacker to retrieve potentially sensitive information.
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-2019-13608
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
9.8
CVE-2020-25506 - D-Link DNS-320 Device Command Injection Vulnerability -
Action Due May 03, 2022 Target Vendor : D-Link
Description :D-Link DNS-320 device contains a command injection vulnerability in the sytem_mgr.cgi component that may allow for remote code execution.
Action :Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes :https://nvd.nist.gov/vuln/detail/CVE-2020-25506
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
7.8
CVE-2021-27065 - Microsoft Exchange Server Remote Code Execution Vulnerability -
Action Due May 03, 2022 Target Vendor : Microsoft
Description :Microsoft Exchange Server contains an unspecified vulnerability that allows for remote code execution. This vulnerability is part of the ProxyLogon exploit chain.
Action :Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Known Detected Nov 03, 2021
Notes :Reference CISA's ED 21-02 (https://www.cisa.gov/news-events/directives/ed-21-02-mitigate-microsoft-exchange-premises-product-vulnerabilities) for further guidance and requirements. Note: The due date for addressing this vulnerability aligns with the requirements outlined in ED 21-02. https://nvd.nist.gov/vuln/detail/CVE-2021-27065