Known Exploited Vulnerabilities (KEV)

ID Title Severity CVSS EPSS Source Updated
cve-2021-21311 Adminer Server-Side Request Forgery Vulnerability HIGH N/A 90.46% cvelistv5 2025-09-29
cve-2021-21307 CVE-2021-21307 HIGH 8.6 89.19% cvelistv5
cve-2021-21234 Directory Traversal HIGH 7.7 21.01% cvelistv5 2026-06-17
cve-2021-21224 SUSE CVE CVE-2021-21224 HIGH 8.8 84.17% cvelistv5 2025-03-15
cve-2021-21220 Google Chromium V8 Improper Input Validation Vulnerability HIGH N/A 70.44% cvelistv5 2021-11-03
cve-2021-21206 Google Chromium Blink Use-After-Free Vulnerability HIGH N/A 9.31% cvelistv5 2021-11-03
cve-2021-21193 Google Chromium Blink Use-After-Free Vulnerability HIGH N/A 9.87% cvelistv5 2021-11-03
cve-2021-21166 SUSE CVE CVE-2021-21166 HIGH 8.8 26.72% cvelistv5 2025-03-15
cve-2021-21148 chromium-browser: Heap buffer overflow in V8 HIGH 8.8 19.97% cvelistv5 2025-11-21
cve-2021-2109 CVE-2021-2109 HIGH 7.2 70.45% cvelistv5
cve-2021-21087 CVE-2021-21087 MEDIUM 5.4 37.09% cvelistv5
cve-2021-21017 Adobe Acrobat and Reader Heap-based Buffer Overflow Vulnerability HIGH 8.8 86.33% cvelistv5 2021-11-03
cve-2021-20837 CVE-2021-20837 HIGH N/A 88.14% cvelistv5
cve-2021-20617 CVE-2021-20617 HIGH N/A 7.87% cvelistv5
cve-2021-20166 CVE-2021-20166 HIGH N/A 2.20% cvelistv5
cve-2021-20124 Draytek VigorConnect Path Traversal Vulnerability HIGH 7.5 96.31% cvelistv5 2024-09-03
cve-2021-20123 Draytek VigorConnect Path Traversal Vulnerability HIGH 7.5 90.23% cvelistv5 2024-09-03
cve-2021-20092 CVE-2021-20092 HIGH N/A 8.17% cvelistv5
cve-2021-20090 Arcadyan Buffalo Firmware Path Traversal Vulnerability CRITICAL 9.8 99.98% cvelistv5 2021-11-03
cve-2021-20083 wordpress: WordPress Core 5.9.0 / 5.9.1 Cross Site Scripting HIGH 8.8 4.19% cvelistv5 2025-11-21
cve-2021-20038 SonicWall SMA 100 Appliances Stack-Based Buffer Overflow Vulnerability CRITICAL 9.8 99.91% cvelistv5 2022-01-28
cve-2021-20035 SonicWall SMA100 Appliances OS Command Injection Vulnerability HIGH N/A 4.18% cvelistv5 2025-04-16
cve-2021-20028 SonicWall Secure Remote Access (SRA) SQL Injection Vulnerability CRITICAL N/A 30.08% cvelistv5 2022-03-28
cve-2021-20023 SonicWall Email Security Path Traversal Vulnerability MEDIUM 4.9 51.41% cvelistv5 2021-11-03
cve-2021-20022 SonicWall Email Security Unrestricted Upload of File Vulnerability HIGH 7.2 16.51% cvelistv5 2021-11-03
cve-2021-20021 SonicWall Email Security Improper Privilege Management Vulnerability CRITICAL N/A 83.43% cvelistv5 2021-11-03
cve-2021-20016 SonicWall SSLVPN SMA100 SQL Injection Vulnerability CRITICAL 9.8 40.04% cvelistv5 2021-11-03
cve-2021-1906 Qualcomm Multiple Chipsets Detection of Error Condition Without Action Vulnerability MEDIUM 6.2 0.52% cvelistv5 2021-11-03
cve-2021-1905 Qualcomm Multiple Chipsets Use-After-Free Vulnerability HIGH N/A 1.54% cvelistv5 2021-11-03
cve-2021-1879 Apple iOS, iPadOS, and watchOS WebKit Cross-Site Scripting (XSS) Vulnerability MEDIUM 6.1 7.08% cvelistv5 2021-11-03