Known Exploited Vulnerabilities (KEV)

ID Title Severity CVSS EPSS Source Updated
cve-2026-21509 Microsoft Office Security Feature Bypass Vulnerability HIGH N/A N/A cvelistv5 2026-01-26
cve-2025-53770 Microsoft SharePoint Deserialization of Untrusted Data Vulnerability CRITICAL N/A N/A cvelistv5 2025-07-18
cve-2026-1340 Ivanti Endpoint Manager Mobile (EPMM) Code Injection Vulnerability CRITICAL N/A N/A cvelistv5 2026-02-04
cve-2026-1281 Ivanti Endpoint Manager Mobile (EPMM) Code Injection Vulnerability CRITICAL 9.8 N/A cvelistv5 2026-01-29
cve-2023-28771 Zyxel Multiple Firewalls OS Command Injection Vulnerability CRITICAL 9.8 N/A cvelistv5 2023-05-25
cve-2026-86060 MikroTik RouterOS Improper Neutralization of Argument Delimiters in a Command Vulnerability CRITICAL 9.2 N/A cvelistv5 2026-09-05
cve-2026-67277 MikroTik RouterOS Missing Authentication for Critical Function Vulnerability HIGH 8.8 N/A cvelistv5 2026-09-05
cve-2026-21509 Microsoft Office Security Feature Bypass Vulnerability HIGH N/A N/A cvelistv5 2026-01-26
cve-2025-53770 Microsoft SharePoint Deserialization of Untrusted Data Vulnerability CRITICAL N/A N/A cvelistv5 2025-07-18
cve-2023-28771 Zyxel Multiple Firewalls OS Command Injection Vulnerability CRITICAL 9.8 N/A cvelistv5 2023-05-25
cve-2026-1340 Ivanti Endpoint Manager Mobile (EPMM) Code Injection Vulnerability CRITICAL N/A N/A cvelistv5 2026-02-04
cve-2026-1281 Ivanti Endpoint Manager Mobile (EPMM) Code Injection Vulnerability CRITICAL 9.8 N/A cvelistv5 2026-01-29
cve-2026-21509 Microsoft Office Security Feature Bypass Vulnerability HIGH N/A N/A cvelistv5 2026-01-26
cve-2026-1340 Ivanti Endpoint Manager Mobile (EPMM) Code Injection Vulnerability CRITICAL N/A N/A cvelistv5 2026-02-04
cve-2026-1281 Ivanti Endpoint Manager Mobile (EPMM) Code Injection Vulnerability CRITICAL 9.8 N/A cvelistv5 2026-01-29
cve-2025-53770 Microsoft SharePoint Deserialization of Untrusted Data Vulnerability CRITICAL N/A N/A cvelistv5 2025-07-18
cve-2023-28771 Zyxel Multiple Firewalls OS Command Injection Vulnerability CRITICAL 9.8 N/A cvelistv5 2023-05-25
cve-2026-21509 Microsoft Office Security Feature Bypass Vulnerability HIGH N/A N/A cvelistv5 2026-01-26
cve-2025-53770 Microsoft SharePoint Deserialization of Untrusted Data Vulnerability CRITICAL N/A N/A cvelistv5 2025-07-18
cve-2023-28771 Zyxel Multiple Firewalls OS Command Injection Vulnerability CRITICAL 9.8 N/A cvelistv5 2023-05-25
cve-2026-1340 Ivanti Endpoint Manager Mobile (EPMM) Code Injection Vulnerability CRITICAL N/A N/A cvelistv5 2026-02-04
cve-2026-1281 Ivanti Endpoint Manager Mobile (EPMM) Code Injection Vulnerability CRITICAL 9.8 N/A cvelistv5 2026-01-29
cve-2026-21509 Microsoft Office Security Feature Bypass Vulnerability HIGH N/A N/A cvelistv5 2026-01-26
cve-2026-1340 Ivanti Endpoint Manager Mobile (EPMM) Code Injection Vulnerability CRITICAL N/A N/A cvelistv5 2026-02-04
cve-2026-1281 Ivanti Endpoint Manager Mobile (EPMM) Code Injection Vulnerability CRITICAL 9.8 N/A cvelistv5 2026-01-29
cve-2025-53770 Microsoft SharePoint Deserialization of Untrusted Data Vulnerability CRITICAL N/A N/A cvelistv5 2025-07-18
cve-2023-28771 Zyxel Multiple Firewalls OS Command Injection Vulnerability CRITICAL 9.8 N/A cvelistv5 2023-05-25
cve-2026-21509 Microsoft Office Security Feature Bypass Vulnerability HIGH N/A N/A cvelistv5 2026-01-26
cve-2026-1281 Ivanti Endpoint Manager Mobile (EPMM) Code Injection Vulnerability CRITICAL 9.8 N/A cvelistv5 2026-01-29
cve-2025-53770 Microsoft SharePoint Deserialization of Untrusted Data Vulnerability CRITICAL N/A N/A cvelistv5 2025-07-18