Recent Advisories

Severity ID Title Vendor Product Date Type
HIGH 7.5 CVE-2026-48743

Envoy: HTTP/3 to HTTP/1 request smuggling via headers-only request with nonzero Content-Length_CVE-2026-48743

Envoy is an open source edge and service proxy designed for cloud-native applications. Prior to 1.35.11, 1.36.7, 1.37.3, and 1.38.1, Envoy can tran...

envoyproxy envoy >= 1.38.0, < 1.38.1 CVE
MEDIUM 5.9 CVE-2026-48706

Envoy Heap Buffer Overflow in TcpStatsdSink_CVE-2026-48706

Envoy is an open source edge and service proxy designed for cloud-native applications. From 1.34.0 until 1.35.13, 1.36.9, 1.37.5, and 1.38.3, a vul...

envoyproxy envoy >= 1.38.0, < 1.38.3 CVE
MEDIUM 5.9 CVE-2026-48497

Envoy: Abnormal process termination in DNS UDP filter_CVE-2026-48497

Envoy is an open source edge and service proxy designed for cloud-native applications. Prior to 1.35.11, 1.36.7, 1.37.3, and 1.38.1, in cases where...

envoyproxy envoy >= 1.38.0, < 1.38.1 CVE
HIGH 7.5 CVE-2026-48044

Envoy Zstd Decompressor: Ratio Check at Wrong Loop Depth lead to memory explosion_CVE-2026-48044

Envoy is an open source edge and service proxy designed for cloud-native applications. From 1.23.0 until 1.35.11, 1.36.7, 1.37.3, and 1.38.1, a vu...

envoyproxy envoy >= 1.38.0, < 1.38.1 CVE
HIGH 7.5 CVE-2026-48042

Envoy: Stack overflow in destructor of highly nested JSON_CVE-2026-48042

Envoy is an open source edge and service proxy designed for cloud-native applications. Prior to 1.35.11, 1.36.7, 1.37.3, and 1.38.1, destructor of ...

envoyproxy envoy >= 1.38.0, < 1.38.1 CVE
MEDIUM 4.4 CVE-2026-47778

Envoy: Embedded NUL in TLS DNS SAN Truncation in the Default TLS Certificate Validator. (Auth Bypass)_CVE-2026-47778

Envoy is an open source edge and service proxy designed for cloud-native applications. Prior to 1.35.11, 1.36.7, 1.37.3, and 1.38.1, a structural f...

envoyproxy envoy >= 1.38.0, < 1.38.1 CVE
MEDIUM 6.8 CVE-2026-47775

Envoy OAuth2 Filter: Padding Oracle via AES-256-CBC Cookie Decryption_CVE-2026-47775

Envoy is an open source edge and service proxy designed for cloud-native applications. Prior to 1.35.11, 1.36.7, 1.37.3, and 1.38.1, the OAuth2 HTT...

envoyproxy envoy >= 1.38.0, < 1.38.1 CVE
MEDIUM 4.8 CVE-2026-47692

Envoy: PROXY Protocol v2 header generator emits “skipped” TLVs, causing 65 KB attacker-controlled spillover into the upstream application stream_CVE-2026-47692

Envoy is an open source edge and service proxy designed for cloud-native applications. From 1.34.0 until 1.35.13, 1.36.9, 1.37.5, and 1.38.3, PROXY...

envoyproxy envoy >= 1.38.0, < 1.38.3 CVE
MEDIUM 5.9 CVE-2026-47221

Envoy: Null pointer deref in internal redirects_CVE-2026-47221

Envoy is an open source edge and service proxy designed for cloud-native applications. From 1.18.0 until 1.35.13, 1.36.9, 1.37.5, and 1.38.3, the r...

envoyproxy envoy >= 1.38.0, < 1.38.3 CVE
MEDIUM 6.5 CVE-2026-47207

Envoy crashes if multiple unexpected ext_proc responses are packed into one gRPC message_CVE-2026-47207

Envoy is an open source edge and service proxy designed for cloud-native applications. From 1.34.0 until 1.35.13, 1.36.9, 1.37.5, and 1.38.3, Envoy...

envoyproxy envoy >= 1.38.0, < 1.38.3 CVE