PT-2026-46945 · Envoy · Envoy

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CVE-2026-47774

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Published

2026-06-04

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Updated

2026-06-22

CVSS v3.1

7.5

High

VectorAV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Name of the Vulnerable Software and Affected Versions Envoy versions prior to 1.35.11
Description An issue exists in the Envoy gateway related to HTTP/2, which can be exploited to cause a denial of service, potentially bringing down an Evonode. There have been reports of elevated activities targeting this flaw.
Recommendations Update to version 1.35.11.

Exploit

Fix

DoS

Allocation of Resources Without Limits

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Weakness Enumeration

Related Identifiers

BIT-ENVOY-2026-47774
CVE-2026-47774
GHSA-22M2-HVR2-XQC8

Affected Products

Envoy