CVE intelligence

CVE-2024-27316

Vulnerability intelligence

Published Apr 4, 2024Sources checked Sep 30, 2026

7.5HIGHCVSS out of 10

What this means

Review the available evidence

CVE-2024-27316 and is rated High severity with a CVSS score of 7.5. It is not in the current CISA KEV record we collected. That does not prove exploitation has not occurred.

What to do next

Remediation and response

Microsoft Security Response Center guidance

CBL-Mariner Releases

Vendor-listed releases

2.4.59-1
2.0.29-3
2.4.61-1

CISA KEVNot listedBased on the latest collected catalog

EPSS91.3%Estimated 30-day exploitation probability

Ransomware useNot markedCISA KEV ransomware field

Threat actors0Source-linked actor relationships

Overview

What is CVE-2024-27316?

HTTP/2 incoming headers exceeding the limit are temporarily buffered in nghttp2 in order to generate an informative HTTP 413 response. If a client does not stop sending headers, this leads to memory exhaustion.