CVE-2026-26310

Published: Mar 10, 2026 Last Modified: Mar 11, 2026
ExploitDB:
Other exploit source:
Google Dorks:
MEDIUM 5,9
Source: [email protected]
Attack Vector: network
Attack Complexity: high
Privileges Required: none
User Interaction: none
Scope: unchanged
Confidentiality: none
Integrity: none
Availability: high

Description

AI Translation Available

Envoy is a high-performance edge/middle/service proxy. Prior to 1.37.1, 1.36.5, 1.35.8, and 1.34.13, calling Utility::getAddressWithPort with a scoped IPv6 addresses causes a crash. This utility is called in the data plane from the original_src filter and the dns filter. This vulnerability is fixed in 1.37.1, 1.36.5, 1.35.8, and 1.34.13.

EPSS (Exploit Prediction Scoring System)

Trend Analysis

EPSS (Exploit Prediction Scoring System)

Prevede la probabilità di sfruttamento basata su intelligence sulle minacce e sulle caratteristiche della vulnerabilità.

EPSS Score
0,0001
Percentile
0,0th
Updated

EPSS Score Trend (Last 7 Days)

20

Improper Input Validation

Stable
Abstraction: Class Structure: Simple
Common Consequences
Security Scopes Affected:
Availability Confidentiality Integrity
Potential Impacts:
Dos: Crash, Exit, Or Restart Dos: Resource Consumption (Cpu) Dos: Resource Consumption (Memory) Read Memory Read Files Or Directories Modify Memory Execute Unauthorized Code Or Commands
Applicable Platforms
All platforms may be affected
Likelihood of Exploit: High
View CWE Details
Application

Envoy by Envoyproxy

Product Information
Vendor Envoyproxy
Product Envoy
Version Range Affected
From 1.35.0 (inclusive)
To 1.35.8 (exclusive)
cpe:2.3:a:envoyproxy:envoy:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Application

Envoy by Envoyproxy

Product Information
Vendor Envoyproxy
Product Envoy
Version Range Affected
From 1.36.0 (inclusive)
To 1.36.5 (exclusive)
cpe:2.3:a:envoyproxy:envoy:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Application

Envoy by Envoyproxy

Product Information
Vendor Envoyproxy
Product Envoy
Version Range Affected
To 1.34.13 (exclusive)
cpe:2.3:a:envoyproxy:envoy:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Application

Envoy by Envoyproxy

Product Information
Vendor Envoyproxy
Product Envoy
Version 1.37.0
cpe:2.3:a:envoyproxy:envoy:1.37.0:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
https://github.com/envoyproxy/envoy/security/advisories/GHS…
https://github.com/envoyproxy/envoy/security/advisories/GHSA-3cw6-2j68-868p