Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

CVE-2026-21697

Gravedad CVSS v4.0:
ALTA
Tipo:
CWE-362 Ejecución concurrente utilizando recursos compartidos con una incorrecta sincronización (Condición de carrera)
Fecha de publicación:
07/01/2026
Última modificación:
08/01/2026

Descripción

*** Pendiente de traducción *** axios4go is a Go HTTP client library. Prior to version 0.6.4, a race condition vulnerability exists in the shared HTTP client configuration. The global `defaultClient` is mutated during request execution without synchronization, directly modifying the shared `http.Client`'s `Transport`, `Timeout`, and `CheckRedirect` properties. Impacted applications include that that use axios4go with concurrent requests (multiple goroutines, `GetAsync`, `PostAsync`, etc.), those where different requests use different proxy configurations, and those that handle sensitive data (authentication credentials, tokens, API keys). Version 0.6.4 fixes this issue.