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.
10.0
CVE-2020-3161 - Cisco IP Phones Web Server Remote Code Execution and Denial-of-Service Vulnerability -
Action Due May 03, 2022 Target Vendor : Cisco
Description :Cisco IP Phones contain an improper input validation vulnerability for HTTP requests. Exploitation could allow an attacker to execute code remotely with root privileges or cause a denial-of-service (DoS) condition.
Action :Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes :https://nvd.nist.gov/vuln/detail/CVE-2020-3161
8.8
CVE-2020-8467 - Trend Micro Apex One and OfficeScan Remote Code Execution Vulnerability -
Action Due May 03, 2022 Target Vendor : Trend Micro
Description :Trend Micro Apex One and OfficeScan contain an unspecified vulnerability within a migration tool component that allows 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-2020-8467
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
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
6.1
CVE-2020-3580 - Cisco ASA and FTD Cross-Site Scripting (XSS) Vulnerability -
Action Due May 03, 2022 Target Vendor : Cisco
Description :Cisco Adaptive Security Appliance (ASA) and Firepower Threat Defense (FTD) contain an insufficient input validation vulnerability for user-supplied input by the web services interface. Successful exploitation could allow an attacker to perform cross-site scripting (XSS) in the context of the interface or access sensitive browser-based 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-2020-3580
10.0
CVE-2019-3396 - Atlassian Confluence Server and Data Center Server-Side Template Injection Vulnerability -
Action Due May 03, 2022 Target Vendor : Atlassian
Description :Atlassian Confluence Server and Data Center contain a server-side template injection vulnerability that may allow an attacker to achieve path traversal and 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-2019-3396
9.8
CVE-2019-11580 - Atlassian Crowd and Crowd Data Center Remote Code Execution Vulnerability -
Action Due May 03, 2022 Target Vendor : Atlassian
Description :Atlassian Crowd and Crowd Data Center contain a remote code execution vulnerability resulting from a pdkinstall development plugin being incorrectly enabled in release builds.
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-2019-11580
9.0
CVE-2019-3398 - Atlassian Confluence Server and Data Center Path Traversal Vulnerability -
Action Due May 03, 2022 Target Vendor : Atlassian
Description :Atlassian Confluence Server and Data Center contain a path traversal vulnerability in the downloadallattachments resource that may allow a privileged, remote attacker to write files. Exploitation can lead to 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-2019-3398
9.3
CVE-2021-30869 - Apple iOS, iPadOS, and macOS Type Confusion Vulnerability -
Action Due Nov 17, 2021 Target Vendor : Apple
Description :Apple iOS, iPadOS, and macOS contain a type confusion vulnerability in the XNU which may allow a malicious application to execute code with kernel privileges.
Action :Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes :https://nvd.nist.gov/vuln/detail/CVE-2021-30869
8.8
CVE-2021-30761 - Apple iOS WebKit Memory Corruption Vulnerability -
Action Due Nov 17, 2021 Target Vendor : Apple
Description :Apple iOS WebKit contains 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-2021-30761
5.5
CVE-2021-30657 - Apple macOS Unspecified Vulnerability -
Action Due Nov 17, 2021 Target Vendor : Apple
Description :Apple macOS contains an unspecified logic issue in System Preferences that may allow a malicious application to bypass Gatekeeper checks.
Action :Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes :https://nvd.nist.gov/vuln/detail/CVE-2021-30657
7.8
CVE-2021-30713 - Apple macOS Unspecified Vulnerability -
Action Due Nov 17, 2021 Target Vendor : Apple
Description :Apple macOS Transparency, Consent, and Control (TCC) contains an unspecified permissions issue which may allow a malicious application to bypass privacy preferences.
Action :Apply updates per vendor instructions.
Known To Be Used in Ransomware Campaigns? : Unknown
Notes :https://nvd.nist.gov/vuln/detail/CVE-2021-30713
8.8
CVE-2021-30666 - Apple iOS WebKit Buffer Overflow Vulnerability -
Action Due Nov 17, 2021 Target Vendor : Apple
Description :Apple iOS WebKit contains a buffer-overflow 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-2021-30666