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Vulnerability Detail

CVE-2021-44228

Apache Log4j2 Remote Code Execution Vulnerability

CISA KEV FIRST EPSS Trusted public threat intelligence
Critical KEV Listed

Vendor

Apache

Product

Log4j2

EPSS Score

1.0000

EPSS Percentile

1.000

Why this is prioritized

• This CVE is listed in the Known Exploited Vulnerabilities catalog.

• EPSS score: 1.0000

• EPSS percentile: 1.000

• Known ransomware campaign use: Known

• Added to KEV: 10 Dec 2021

• CISA remediation due date: 24 Dec 2021

Summary

This vulnerability is prioritized by TractionGRC using trusted public sources. KEV status reflects whether active exploitation has been observed, while EPSS reflects the estimated probability of exploitation in the next 30 days.