CISA KEV · ENISA EUVD · FIRST EPSS

Exploited vulnerabilities

The vulnerabilities attackers actually use, gathered from public sources and ranked by priority. Updated automatically, every day.

1,786exploited vulnerabilities tracked
5added in 7 days
38added in 30 days
39rising fast
361used by ransomware
667to fix within 24 h
1,786 vulnerabilities Data updated on 06 Nov 2026
CVEProductPhaseEPSSCVSSIndexExploited on
CVE-2020-1472Microsoft Netlogon Privilege Escalation VulnerabilityBackground exploitation99.4%5.57.603 Nov 2021
CVE-2020-1464Microsoft Windows Spoofing VulnerabilityBackground exploitation38.9%7.86.103 Nov 2021
CVE-2020-1380Microsoft Internet Explorer Scripting Engine Memory Corruption VulnerabilityBackground exploitation24.2%7.85.603 Nov 2021
CVE-2020-1350Microsoft Windows DNS Server Remote Code Execution VulnerabilityBackground exploitation96.7%10.09.303 Nov 2021
CVE-2020-1147Microsoft .NET Framework, SharePoint, and Visual Studio Remote Code Execution VulnerabilityBackground exploitation95.8%7.87.803 Nov 2021
CVE-2020-1054Microsoft Win32k Privilege Escalation VulnerabilityBackground exploitation53.9%7.06.203 Nov 2021
CVE-2020-1040Microsoft Hyper-V RemoteFX vGPU Remote Code Execution VulnerabilityBackground exploitation7.6%9.05.003 Nov 2021
CVE-2020-1020Microsoft Windows Adobe Font Manager Library Remote Code Execution VulnerabilityBackground exploitation65.0%8.87.903 Nov 2021
CVE-2020-0986Microsoft Windows Kernel Privilege Escalation VulnerabilityBackground exploitation16.4%7.85.403 Nov 2021
CVE-2020-0968Microsoft Internet Explorer Scripting Engine Memory Corruption VulnerabilityBackground exploitation30.7%7.56.903 Nov 2021
CVE-2020-0938Microsoft Windows Adobe Font Manager Library Remote Code Execution VulnerabilityBackground exploitation68.9%7.87.003 Nov 2021
CVE-2020-0878Microsoft Edge and Internet Explorer Memory Corruption VulnerabilityBackground exploitation2.7%4.24.203 Nov 2021
CVE-2020-0688Microsoft Exchange Server Validation Key Remote Code Execution VulnerabilityBackground exploitation99.95%8.88.903 Nov 2021
CVE-2020-0683Microsoft Windows Installer Privilege Escalation VulnerabilityBackground exploitation7.7%7.84.603 Nov 2021
CVE-2020-0674Microsoft Internet Explorer Scripting Engine Memory Corruption VulnerabilityBackground exploitation86.9%7.58.003 Nov 2021
CVE-2020-0646Microsoft .NET Framework Remote Code Execution VulnerabilityBackground exploitation99.2%9.89.303 Nov 2021
CVE-2020-0601Microsoft Windows CryptoAPI Spoofing VulnerabilityBackground exploitation89.1%8.18.303 Nov 2021
CVE-2020-0069Mediatek Multiple Chipsets Insufficient Input Validation VulnerabilityBackground exploitation1.4%7.84.403 Nov 2021
CVE-2020-0041Android Kernel Out-of-Bounds Write VulnerabilityBackground exploitation3.2%7.84.403 Nov 2021
CVE-2019-20085TVT NVMS-1000 Directory Traversal VulnerabilityBackground exploitation96.1%7.58.303 Nov 2021
CVE-2019-19781Citrix ADC, Gateway, and SD-WAN WANOP Appliance Code Execution VulnerabilityBackground exploitation100.00%9.89.903 Nov 2021
CVE-2019-19356Netis WF2419 Devices Remote Code Execution VulnerabilityBackground exploitation28.1%7.55.603 Nov 2021
CVE-2019-18988TeamViewer Desktop Bypass Remote Login VulnerabilityBackground exploitation4.7%7.04.103 Nov 2021
CVE-2019-18935Progress Telerik UI for ASP.NET AJAX Deserialization of Untrusted Data VulnerabilityBackground exploitation99.7%9.89.903 Nov 2021
CVE-2019-18187Trend Micro OfficeScan Directory Traversal VulnerabilityBackground exploitation25.1%8.86.103 Nov 2021
CVE-2019-17558Apache Solr VelocityResponseWriter Plug-In Remote Code Execution VulnerabilityBackground exploitation98.6%7.57.803 Nov 2021
CVE-2019-17026Mozilla Firefox And Thunderbird Type Confusion VulnerabilityBackground exploitation46.3%8.87.303 Nov 2021
CVE-2019-16759vBulletin PHP Module Remote Code Execution VulnerabilityBackground exploitation99.7%9.89.303 Nov 2021
CVE-2019-16256SIMalliance Toolbox Browser Command Injection VulnerabilityBackground exploitation4.9%9.85.903 Nov 2021
CVE-2019-15949Nagios XI Remote Code Execution VulnerabilityBackground exploitation77.0%8.87.603 Nov 2021

How we rank vulnerabilities

A vulnerability joins this list as soon as CISA adds it to its KEV catalog or ENISA flags it as exploited in the EUVD.

The CheckOps priority index, out of 10, combines severity (CVSS), the probability of exploitation within 30 days (EPSS, FIRST) and public exploitation signals.

Above 8, we recommend patching within 24 hours; above 6, or as soon as a vulnerability is exploited, within 7 days.

Sources: CISA KEV · ENISA EUVD · FIRST EPSS · OSV. Public data aggregated by CheckOps, updated automatically. Source texts remain the property of their authors.