CVE-2026-93564
HIGH
NVD
CVSS Score
7.5
Severity
HIGH
Published
Sep 18, 2026
Vendor
unknown
Description
A flaw was found in Netty. A reference-count leak in the HAProxy PROXY-v2 message decoder allows a remote, unauthenticated attacker to send specially crafted PROXY-protocol v2 headers. This can lead to memory exhaustion, resulting in a Denial of Service (DoS) for the affected system.