CVE tracker
Scroll across the table to compare exploitation and severity.
| CVE / vulnerability | Exploitation | CVSS |
|---|---|---|
| CVE-2021-21017Acrobat Reader DC Heap-based Buffer Overflow Vulnerability Could Lead To Arbitrary Code Execution Adobe Acrobat Reader Versions & vendor guidance → |
Known exploitedCISA KEV | 8.8High |
| CVE-2021-20124Draytek VigorConnect Path Traversal Vulnerability n/a Draytek VigorConnect Versions & vendor guidance → |
Known exploitedCISA KEV | 7.5High |
| CVE-2021-20123Draytek VigorConnect Path Traversal Vulnerability n/a Draytek VigorConnect Versions & vendor guidance → |
Known exploitedCISA KEV | 7.5High |
| CVE-2021-20090Arcadyan Buffalo Firmware Path Traversal Vulnerability n/a Buffalo WSR-2533DHPL2, Buffalo WSR-2533DHP3 Versions & vendor guidance → |
Known exploitedCISA KEV | 9.8Critical |
| CVE-2021-20038SonicWall SMA 100 Appliances Stack-Based Buffer Overflow Vulnerability SonicWall SonicWall SMA100 Versions & vendor guidance → |
Known exploitedCISA KEV | 9.8Critical |
| CVE-2021-20035SonicWall SMA100 Appliances OS Command Injection Vulnerability SonicWall SMA100 Versions & vendor guidance → |
Known exploitedCISA KEV | 6.5Medium |
| CVE-2021-20028SonicWall Secure Remote Access (SRA) SQL Injection Vulnerability SonicWall SonicWall SRA/SMA100 Versions & vendor guidance → |
Known exploitedCISA KEV | 9.8Critical |
| CVE-2021-20023SonicWall Email Security Path Traversal Vulnerability SonicWall Email Security Versions & vendor guidance → |
Known exploitedCISA KEV | 4.9Medium |
| CVE-2021-20022SonicWall Email Security Unrestricted Upload of File Vulnerability SonicWall Email Security Versions & vendor guidance → |
Known exploitedCISA KEV | 7.2High |
| CVE-2021-20021SonicWall Email Security Improper Privilege Management Vulnerability SonicWall Email Security Versions & vendor guidance → |
Known exploitedCISA KEV | 9.8Critical |
| CVE-2021-20016SonicWall SSLVPN SMA100 SQL Injection Vulnerability SonicWall SonicWall SMA100 Versions & vendor guidance → |
Known exploitedCISA KEV | 9.8Critical |
| CVE-2021-1906Qualcomm Multiple Chipsets Detection of Error Condition Without Action Vulnerability Qualcomm, Inc. Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables Versions & vendor guidance → |
Known exploitedCISA KEV | 6.2Medium |
| CVE-2021-1905Qualcomm Multiple Chipsets Use-After-Free Vulnerability Qualcomm, Inc. Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables Versions & vendor guidance → |
Known exploitedCISA KEV | 8.4High |
| CVE-2021-1879Apple iOS, iPadOS, and watchOS WebKit Cross-Site Scripting (XSS) Vulnerability Apple iOS and iPadOS, Apple iOS, Apple watchOS Versions & vendor guidance → |
Known exploitedCISA KEV | 6.1Medium |
| CVE-2021-1871Apple iOS, iPadOS, and macOS WebKit Remote Code Execution Vulnerability Apple iOS and iPadOS, Apple macOS Versions & vendor guidance → |
Known exploitedCISA KEV | 9.8Critical |
| CVE-2021-1870Apple iOS, iPadOS, and macOS WebKit Remote Code Execution Vulnerability Apple iOS and iPadOS, Apple macOS Versions & vendor guidance → |
Known exploitedCISA KEV | 9.8Critical |
| CVE-2021-1789Apple Multiple Products Type Confusion Vulnerability Apple iOS and iPadOS, Apple macOS Versions & vendor guidance → |
Known exploitedCISA KEV | 8.8High |
| CVE-2021-1782Apple Multiple Products Race Condition Vulnerability Apple iOS and iPadOS, Apple macOS Versions & vendor guidance → |
Known exploitedCISA KEV | 7High |
| CVE-2021-1732Windows Win32k Elevation of Privilege Vulnerability Microsoft Windows 10 Version 1803, Microsoft Windows 10 Version 1809, Microsoft Windows Server 2019, Microsoft Windows Server 2019 (Server Core installation), Microsoft Windows 10 Version 1909, Microsoft Windows Server, version 1909 (Server Core installation), Microsoft Windows 10 Version 2004, Microsoft Windows Server version 2004, Microsoft Windows 10 Version 20H2, Microsoft Windows Server version 20H2 Versions & vendor guidance → |
Known exploitedCISA KEV | 7.8High |
| CVE-2021-1675Windows Print Spooler Remote Code Execution Vulnerability Microsoft Windows 10 Version 1809, Microsoft Windows Server 2019, Microsoft Windows Server 2019 (Server Core installation), Microsoft Windows 10 Version 1909, Microsoft Windows 10 Version 21H1, Microsoft Windows 10 Version 2004, Microsoft Windows Server version 2004, Microsoft Windows 10 Version 20H2, Microsoft Windows Server version 20H2, Microsoft Windows 10 Version 1507, Microsoft Windows 10 Version 1607, Microsoft Windows Server 2016, Microsoft Windows Server 2016 (Server Core installation), Microsoft Windows 7, Microsoft Windows 7 Service Pack 1, Microsoft Windows 8.1, Microsoft Windows Server 2008 Service Pack 2, Microsoft Windows Server 2008 Service Pack 2 (Server Core installation), Microsoft Windows Server 2008 Service Pack 2, Microsoft Windows Server 2008 R2 Service Pack 1, Microsoft Windows Server 2008 R2 Service Pack 1 (Server Core installation), Microsoft Windows Server 2012, Microsoft Windows Server 2012 (Server Core installation), Microsoft Windows Server 2012 R2, Microsoft Windows Server 2012 R2 (Server Core installation) Versions & vendor guidance → |
Known exploitedCISA KEV | 7.8High |
| CVE-2021-1647Microsoft Defender Remote Code Execution Vulnerability Microsoft Microsoft System Center Endpoint Protection, Microsoft Microsoft System Center 2012 R2 Endpoint Protection, Microsoft Microsoft Security Essentials, Microsoft Microsoft System Center 2012 Endpoint Protection, Microsoft Windows Defender Versions & vendor guidance → |
Known exploitedCISA KEV | 7.8High |
| CVE-2021-1498Cisco HyperFlex HX Command Injection Vulnerabilities Cisco Cisco HyperFlex HX Data Platform Versions & vendor guidance → |
Known exploitedCISA KEV | 9.8Critical |
| CVE-2021-1497Cisco HyperFlex HX Command Injection Vulnerabilities Cisco Cisco HyperFlex HX Data Platform Versions & vendor guidance → |
Known exploitedCISA KEV | 9.8Critical |
| CVE-2021-1048Android Kernel Use-After-Free Vulnerability n/a Android Versions & vendor guidance → |
Known exploitedCISA KEV | 7.8High |
| CVE-2021-0920Android Kernel Race Condition Vulnerability n/a Android Versions & vendor guidance → |
Known exploitedCISA KEV | 6.4Medium |
Data sources, freshness & score definitions
The full downloaded KEV catalog is tracked, alongside CVEs found in monitored sources. This is not the entire CVE universe. CVE record enrichment rotates in bounded batches; missing fields remain unknown.
CISA KEV: checked 13 Nov 2026, 00:20 Jerusalem · 1779 records
CVE Program: checked 13 Nov 2026, 00:20 Jerusalem · 117 records · 3 records unavailable
FIRST EPSS: checked 13 Nov 2026, 00:20 Jerusalem · 2223 records
CVSS describes reported technical severity. EPSS estimates exploitation probability in the next 30 days. KEV inclusion records known exploitation, not whether your own systems are exposed.