KEV 2022

130 CISA Known Exploited Vulnerabilities from 2022

Critical 53

December 2025

December 2024

September 2024

June 2024

July 2023

March 2023

February 2023

January 2023

December 2022

November 2022

October 2022

September 2022

August 2022

July 2022

June 2022

May 2022

April 2022

March 2022

CVE-2022-0543

Redis Debian-specific Redis Servers — Debian-specific Redis Server Lua Sandbox Escape Vulnerability

CVSS 10
CVE-2022-20699

Cisco Small Business RV160, RV260, RV340, and RV345 Series Routers — Cisco Small Business RV Series Routers Stack-based Buffer Overflow Vulnerability

CVSS 10
CVE-2022-20700

Cisco Small Business RV160, RV260, RV340, and RV345 Series Routers — Cisco Small Business RV Series Routers Stack-based Buffer Overflow Vulnerability

CVSS 10
CVE-2022-20701

Cisco Small Business RV160, RV260, RV340, and RV345 Series Routers — Cisco Small Business RV Series Routers Stack-based Buffer Overflow Vulnerability

CVSS 10
CVE-2022-20703

Cisco Small Business RV160, RV260, RV340, and RV345 Series Routers — Cisco Small Business RV Series Routers Stack-based Buffer Overflow Vulnerability

CVSS 10
CVE-2022-20708

Cisco Small Business RV160, RV260, RV340, and RV345 Series Routers — Cisco Small Business RV Series Routers Stack-based Buffer Overflow Vulnerability

CVSS 10
CVE-2022-1040

Sophos Firewall — Sophos Firewall Authentication Bypass Vulnerability

CVSS 9.8
CVE-2022-26871

Trend Micro Apex Central — Trend Micro Apex Central Arbitrary File Upload Vulnerability

CVSS 9.8
CVE-2022-26143

Mitel MiCollab, MiVoice Business Express — MiCollab, MiVoice Business Express Access Control Vulnerability

CVSS 9.8
CVE-2022-26318

WatchGuard Firebox and XTM Appliances — WatchGuard Firebox and XTM Appliances Arbitrary Code Execution

CVSS 9.8
CVE-2022-26486

Mozilla Firefox — Mozilla Firefox Use-After-Free Vulnerability

CVSS 9.6

February 2022

January 2022

High 60

February 2026

October 2025

August 2025

March 2025

February 2025

August 2024

April 2024

January 2024

December 2023

March 2023

February 2023

January 2023

December 2022

November 2022

October 2022

September 2022

August 2022

July 2022

June 2022

April 2022

March 2022

February 2022

Medium 16

July 2024

June 2024

September 2023

April 2023

March 2023

February 2023

December 2022

November 2022

August 2022

May 2022

April 2022

February 2022

Low 1

February 2022