A Review of the 2021 CISA and MITRE Vulnerability Lists

Published

2021-09-21 00:00

Collected

2026-07-08 01:54

---
id: 4049
title: "A Review of the 2021 CISA and MITRE Vulnerability Lists"
source_domain: bishopfox.com
source_url: "https://bishopfox.com/blog/2021-cisa-and-mitre-vulnerabilities"
published_at: "2021-09-21T00:00:00Z"
tags: ["threat-intelligence", "cisa", "risk-management", "vulnerability", "patching", "mitre"]
phying_url: "https://phying.com/item/4049"
lang: en
---

# A Review of the 2021 CISA and MITRE Vulnerability Lists

## Summary

A comparison of CISA's top 30 exploited vulnerabilities of 2020 and MITRE's top 25 dangerous weaknesses: origins, purposes, and bug types, plus takeaways for defenders' prioritization.

## Intelligence Metadata

- **Sources:** bishopfox.com
- **Published:** 2021-09-21T00:00:00Z
- **Original:** https://bishopfox.com/blog/2021-cisa-and-mitre-vulnerabilities
- **Phying News:** https://phying.com/item/4049