envoy
by Envoy
Source repositories
CVEs (63)
| CVE | Vendor / Product | Sev | Risk | CVSS | EPSS | KEV | Published | Description |
|---|---|---|---|---|---|---|---|---|
| CVE-2019-15225 | Hig | 0.49 | 7.5 | 0.03 | Aug 19, 2019 | In Envoy through 1.11.1, users may configure a route to match incoming path headers via the libstdc++ regular expression implementation. A remote attacker may send a request with a very long URI to result in a denial of service (memory consumption). This is a related issue to… | ||
| CVE-2026-47220 | imp | 0.42 | 7.5 | 0.00 | Jun 26, 2026 | envoy: Envoy: Denial of Service via missing host header in specific logging configurations | ||
| CVE-2026-48743 | imp | 0.42 | 7.5 | 0.00 | Jun 26, 2026 | envoy: Envoy: Request desynchronization allows security policy bypass via HTTP/3 to HTTP/1 translation | ||
| CVE-2026-48044 | imp | 0.42 | 7.5 | 0.00 | Jun 26, 2026 | Envoy: Envoy: Denial of Service via specially crafted zstd payload | ||
| CVE-2026-48042 | imp | 0.42 | 7.5 | 0.00 | Jun 26, 2026 | envoy: Envoy: Denial of Service via deeply nested JSON objects | ||
| CVE-2025-62504 | Med | 0.42 | 6.5 | 0.00 | Oct 16, 2025 | Envoy is an open source edge and service proxy. Envoy versions earlier than 1.36.2, 1.35.6, 1.34.10, and 1.33.12 contain a use-after-free vulnerability in the Lua filter. When a Lua script executing in the response phase rewrites a response body so that its size exceeds the… | ||
| CVE-2024-45810 | Med | 0.42 | 6.5 | 0.01 | Sep 20, 2024 | Envoy is a cloud-native high-performance edge/middle/service proxy. Envoy will crash when the http async client is handling `sendLocalReply` under some circumstance, e.g., websocket upgrade, and requests mirroring. The http async client will crash during the `sendLocalReply()`… | ||
| CVE-2024-45808 | Med | 0.42 | 6.5 | 0.00 | Sep 20, 2024 | Envoy is a cloud-native high-performance edge/middle/service proxy. A vulnerability has been identified in Envoy that allows malicious attackers to inject unexpected content into access logs. This is achieved by exploiting the lack of validation for the `REQUESTED_SERVER_NAME`… | ||
| CVE-2024-45806 | Med | 0.42 | 6.5 | 0.00 | Sep 20, 2024 | Envoy is a cloud-native high-performance edge/middle/service proxy. A security vulnerability in Envoy allows external clients to manipulate Envoy headers, potentially leading to unauthorized access or other malicious actions within the mesh. This issue arises due to Envoy's… | ||
| CVE-2024-34363 | Hig | 0.42 | 7.5 | 0.01 | Jun 4, 2024 | Envoy is a cloud-native, open source edge and service proxy. Due to how Envoy invoked the nlohmann JSON library, the library could throw an uncaught exception from downstream data if incomplete UTF-8 strings were serialized. The uncaught exception would cause Envoy to crash. | ||
| CVE-2023-35942 | Med | 0.42 | 6.5 | 0.01 | Jul 25, 2023 | Envoy is an open source edge and service proxy designed for cloud-native applications. Prior to versions 1.27.0, 1.26.4, 1.25.9, 1.24.10, and 1.23.12, gRPC access loggers using listener's global scope can cause a `use-after-free` crash when the listener is drained. Versions… | ||
| CVE-2023-27496 | Med | 0.42 | 6.5 | 0.01 | Apr 4, 2023 | Envoy is an open source edge and service proxy designed for cloud-native applications. Prior to versions 1.26.0, 1.25.3, 1.24.4, 1.23.6, and 1.22.9, the OAuth filter assumes that a `state` query param is present on any response that looks like an OAuth redirect response. Sending… | ||
| CVE-2025-55162 | Med | 0.41 | 6.3 | 0.00 | Sep 3, 2025 | Envoy is an open source L7 proxy and communication bus designed for large modern service oriented architectures. In versions below 1.32.10 and 1.33.0 through 1.33.6, 1.34.0 through 1.34.4 and 1.35.0, insufficient Session Expiration in the Envoy OAuth2 filter leads to failed… | ||
| CVE-2023-35943 | Med | 0.41 | 6.3 | 0.01 | Jul 25, 2023 | Envoy is an open source edge and service proxy designed for cloud-native applications. Prior to versions 1.27.0, 1.26.4, 1.25.9, 1.24.10, and 1.23.12, the CORS filter will segfault and crash Envoy when the `origin` header is removed and deleted between `decodeHeaders`and… | ||
| CVE-2026-48706 | mod | 0.38 | 5.9 | 0.00 | Jun 26, 2026 | envoy: Envoy Heap Buffer Overflow in TcpStatsdSink | ||
| CVE-2024-32974 | Med | 0.38 | 5.9 | 0.01 | Jun 4, 2024 | Envoy is a cloud-native, open source edge and service proxy. A crash was observed in `EnvoyQuicServerStream::OnInitialHeadersComplete()` with following call stack. It is a use-after-free caused by QUICHE continuing push request headers after `StopReading()` being called on the… | ||
| CVE-2021-32778 | Med | 0.38 | 5.8 | 0.01 | Aug 24, 2021 | Envoy is an open source L7 proxy and communication bus designed for large modern service oriented architectures. In affected versions envoy’s procedure for resetting a HTTP/2 stream has O(N^2) complexity, leading to high CPU utilization when a large number of streams are… | ||
| CVE-2026-47204 | mod | 0.35 | 6.5 | 0.00 | Jun 26, 2026 | envoy: Envoy: Denial of Service via Connect protocol request | ||
| CVE-2023-27491 | Med | 0.35 | 5.4 | 0.01 | Apr 4, 2023 | Envoy is an open source edge and service proxy designed for cloud-native applications. Compliant HTTP/1 service should reject malformed request lines. Prior to versions 1.26.0, 1.25.3, 1.24.4, 1.23.6, and 1.22.9, There is a possibility that non compliant HTTP/1 service may allow… | ||
| CVE-2023-27488 | Med | 0.35 | 5.4 | 0.01 | Apr 4, 2023 | Envoy is an open source edge and service proxy designed for cloud-native applications. Prior to versions 1.26.0, 1.25.3, 1.24.4, 1.23.6, and 1.22.9, escalation of privileges is possible when `failure_mode_allow: true` is configured for `ext_authz` filter. For affected components… |
- risk 0.49cvss 7.5epss 0.03
In Envoy through 1.11.1, users may configure a route to match incoming path headers via the libstdc++ regular expression implementation. A remote attacker may send a request with a very long URI to result in a denial of service (memory consumption). This is a related issue to…
- risk 0.42cvss 7.5epss 0.00
envoy: Envoy: Denial of Service via missing host header in specific logging configurations
- risk 0.42cvss 7.5epss 0.00
envoy: Envoy: Request desynchronization allows security policy bypass via HTTP/3 to HTTP/1 translation
- risk 0.42cvss 7.5epss 0.00
Envoy: Envoy: Denial of Service via specially crafted zstd payload
- risk 0.42cvss 7.5epss 0.00
envoy: Envoy: Denial of Service via deeply nested JSON objects
- risk 0.42cvss 6.5epss 0.00
Envoy is an open source edge and service proxy. Envoy versions earlier than 1.36.2, 1.35.6, 1.34.10, and 1.33.12 contain a use-after-free vulnerability in the Lua filter. When a Lua script executing in the response phase rewrites a response body so that its size exceeds the…
- risk 0.42cvss 6.5epss 0.01
Envoy is a cloud-native high-performance edge/middle/service proxy. Envoy will crash when the http async client is handling `sendLocalReply` under some circumstance, e.g., websocket upgrade, and requests mirroring. The http async client will crash during the `sendLocalReply()`…
- risk 0.42cvss 6.5epss 0.00
Envoy is a cloud-native high-performance edge/middle/service proxy. A vulnerability has been identified in Envoy that allows malicious attackers to inject unexpected content into access logs. This is achieved by exploiting the lack of validation for the `REQUESTED_SERVER_NAME`…
- risk 0.42cvss 6.5epss 0.00
Envoy is a cloud-native high-performance edge/middle/service proxy. A security vulnerability in Envoy allows external clients to manipulate Envoy headers, potentially leading to unauthorized access or other malicious actions within the mesh. This issue arises due to Envoy's…
- risk 0.42cvss 7.5epss 0.01
Envoy is a cloud-native, open source edge and service proxy. Due to how Envoy invoked the nlohmann JSON library, the library could throw an uncaught exception from downstream data if incomplete UTF-8 strings were serialized. The uncaught exception would cause Envoy to crash.
- risk 0.42cvss 6.5epss 0.01
Envoy is an open source edge and service proxy designed for cloud-native applications. Prior to versions 1.27.0, 1.26.4, 1.25.9, 1.24.10, and 1.23.12, gRPC access loggers using listener's global scope can cause a `use-after-free` crash when the listener is drained. Versions…
- risk 0.42cvss 6.5epss 0.01
Envoy is an open source edge and service proxy designed for cloud-native applications. Prior to versions 1.26.0, 1.25.3, 1.24.4, 1.23.6, and 1.22.9, the OAuth filter assumes that a `state` query param is present on any response that looks like an OAuth redirect response. Sending…
- risk 0.41cvss 6.3epss 0.00
Envoy is an open source L7 proxy and communication bus designed for large modern service oriented architectures. In versions below 1.32.10 and 1.33.0 through 1.33.6, 1.34.0 through 1.34.4 and 1.35.0, insufficient Session Expiration in the Envoy OAuth2 filter leads to failed…
- risk 0.41cvss 6.3epss 0.01
Envoy is an open source edge and service proxy designed for cloud-native applications. Prior to versions 1.27.0, 1.26.4, 1.25.9, 1.24.10, and 1.23.12, the CORS filter will segfault and crash Envoy when the `origin` header is removed and deleted between `decodeHeaders`and…
- risk 0.38cvss 5.9epss 0.00
envoy: Envoy Heap Buffer Overflow in TcpStatsdSink
- risk 0.38cvss 5.9epss 0.01
Envoy is a cloud-native, open source edge and service proxy. A crash was observed in `EnvoyQuicServerStream::OnInitialHeadersComplete()` with following call stack. It is a use-after-free caused by QUICHE continuing push request headers after `StopReading()` being called on the…
- risk 0.38cvss 5.8epss 0.01
Envoy is an open source L7 proxy and communication bus designed for large modern service oriented architectures. In affected versions envoy’s procedure for resetting a HTTP/2 stream has O(N^2) complexity, leading to high CPU utilization when a large number of streams are…
- risk 0.35cvss 6.5epss 0.00
envoy: Envoy: Denial of Service via Connect protocol request
- risk 0.35cvss 5.4epss 0.01
Envoy is an open source edge and service proxy designed for cloud-native applications. Compliant HTTP/1 service should reject malformed request lines. Prior to versions 1.26.0, 1.25.3, 1.24.4, 1.23.6, and 1.22.9, There is a possibility that non compliant HTTP/1 service may allow…
- risk 0.35cvss 5.4epss 0.01
Envoy is an open source edge and service proxy designed for cloud-native applications. Prior to versions 1.26.0, 1.25.3, 1.24.4, 1.23.6, and 1.22.9, escalation of privileges is possible when `failure_mode_allow: true` is configured for `ext_authz` filter. For affected components…
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