CVE-2026-47204
Envoy: grpc_stats filter segfault on Connect protocol requests to direct_response routes
7.5
HIGH
CVSS 3.1
EPSS 0.45%
描述
Envoy is an open source edge and service proxy designed for cloud-native applications. From 1.26.0 until 1.35.13, 1.36.9, 1.37.5, and 1.38.3, the envoy.filters.http.grpc_stats filter crashes (null pointer dereference / segfault) when a Connect protocol request (Content-Type: application/connect+proto or application/connect+json) hits a direct_response route. A single unauthenticated HTTP request crashes the Envoy process. This vulnerability is fixed in 1.35.13, 1.36.9, 1.37.5, and 1.38.3.
如何修補 CVE-2026-47204
要修補 CVE-2026-47204,請將受影響套件升級到下列已修補版本。
- —升級至 1.35.13 或更新版本
CVE-2026-47204 正在被利用嗎?
低 — EPSS 為 0.4%,目前沒有觀察到大規模利用活動。
受影響套件(1)
- >= 1.26.0, < 1.35.13, >= 1.36.0, < 1.36.9, >= 1.37.0, < 1.37.5, >= 1.38.0, < 1.38.3
CVSS 分數
| 來源 | 版本 | 嚴重程度 | 向量 |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |