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CVE-2026-34841

Estado: AnalizadaCrítica (9.8)—

Bruno is an open source IDE for exploring and testing APIs. Prior to 3.2.1, Bruno was affected by a supply chain attack involving compromised versions of the axios npm package, which introduced a hidden dependency deploying a cross-platform Remote Access Trojan (RAT). Users of @usebruno/cli who ran npm install between 00:21 UTC and ~03:30 UTC on March 31, 2026 may have been impacted. Upgrade to 3.2.1

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

🎯 Técnicas ATT&CK

Cómo se explota esta vulnerabilidad y qué consigue el atacante, en el lenguaje de MITRE ATT&CK.

Ataque de cadena de suministro (T1195) mediante dependencia comprometida de axios en npm. El RAT desplegado permite ejecución de comandos (T1059) y acceso a datos (T1005). CVSS:3.1 AV:N, CWE-494 (código sin confianza).

Inferido por nuestro agente de análisis a partir de la descripción oficial, el vector CVSS y la CWE, y comprobado por un supervisor. Puede contener errores.

🛡️ Mitigaciones ATT&CK que cubren estas técnicas

Vulnerability ScanningLimit Software InstallationUpdate SoftwareApplication Developer GuidanceUser Account ManagementRestrict Web-Based Content

Tecnologías afectadas (1)

Usebruno — Bruno

CWE

Referencias

JSON original (NVD)

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