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7.5 High

CVE-2024-23322 Envoy is a high-performance edge/middle/service proxy

Description

Envoy is a high-performance edge/middle/service proxy. Envoy will crash when certain timeouts happen within the same interval. The crash occurs when the following are true: 1. hedge_on_per_try_timeout is enabled, 2. per_try_idle_timeout is enabled (it can only be done in configuration), 3. per-try-timeout is enabled, either through headers or configuration and its value is equal, or within the backoff interval of the per_try_idle_timeout. This issue has been addressed in released 1.29.1, 1.28.1, 1.27.3, and 1.26.7. Users are advised to upgrade. There are no known workarounds for this vulnerability.

Affected products and versions

Product Affected versions Fixed in
envoy 1.29 1.29.0 → < 1.29.1 1.29.1
envoy 1.28 1.28.0 → < 1.28.1 1.28.1
envoy 1.27 1.27.0 → < 1.27.3 1.27.3
envoy 1.26 earliest → < 1.26.7 1.26.7

Other CVEs of envoy

The 98 CVEs of envoy →
CVE-2026-73511 Envoy is an open source edge and service proxy designed for cloud-native applications 5.3 Medium CVE-2026-73553 Envoy is an open source edge and service proxy designed for cloud-native applications 7.5 High CVE-2026-73551 Envoy is an open source edge and service proxy designed for cloud-native applications 5.3 Medium CVE-2026-73546 Envoy is an open source edge and service proxy designed for cloud-native applications 7.4 High
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