Home → Threat Intelligence → CVE-2021-40438

Vulnerability Detail

CVE-2021-40438

Apache HTTP Server-Side Request Forgery (SSRF)

CISA KEV FIRST EPSS Trusted public threat intelligence
Critical KEV Listed

Vendor

Apache

Product

Apache

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: 01 Dec 2021

• CISA remediation due date: 15 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.