Improper input validation in Red Hat Openshift Serverless

CVE-2024-4027

A flaw was found in Undertow. Servlets using a method that calls HttpServletRequestImpl.getParameterNames() can cause an OutOfMemoryError when the client sends a request with large parameter names. This issue can be exploited by an unauthorized user to cause a remote denial-of-service (DoS) attack.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

EPSS: 0.006 (44.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2024-4027?
CVE-2024-4027 is a high-severity vulnerability in Red Hat Openshift Serverless, classified under Improper Input Validation. CVSS score: 7.5/10. Published 2026-01-30.
How severe is CVE-2024-4027?
High severity. CVSS v3 base score is 7.5 out of 10.