CVE-2024-53271

PoC —

CVSS 3.1

7.1 high

EPSS

<1%p48

Published

Dec 18, 2024 (Dec 18, 2024)

Modified

Jun 17, 2026

Description

Envoy is a cloud-native high-performance edge/middle/service proxy. In affected versions envoy does not properly handle http 1.1 non-101 1xx responses. This can lead to downstream failures in networked devices. This issue has been addressed in versions 1.31.5 and 1.32.3. Users are advised to upgrade. There are no known workarounds for this issue.

Vendors: envoyproxy
Products: envoy
Weakness: CWE-670
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H

NVD CVE.org GitHub PoCs EPSS (0.6%)

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