CVE-2026-100265

Estado: AnalizadaMedia (6.5)—

In JetBrains Rider before 2026.2.1 aI Assistant could auto-update third-party skills without user confirmation

CVSS

Versión: 3.1
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
Puntuación base: 6.5

Probabilidad de explotación (EPSS)

Probabilidad de explotación en los próximos 30 días: 0.10%
Percentil entre todas las CVEs puntuadas: 1
Fecha de la puntuación: 6/10/2026

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.

ExplotaciónT1190 Exploit Public-Facing Applicationinitial access65 %
Impacto principalT1195.002 Compromise Software Supply Chaininitial access75 %

Vulnerabilidad de actualización sin confirmación (CWE-494) en aplicación expuesta (AV:N). Permite inyección de código vía cadena de suministro de skills de terceros. Sin interacción de usuario documentada, descarta T1203.

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 Scanning Update Software Privileged Account Management Network Segmentation Limit Access to Resource Over Network Filter Network Traffic

Tecnologías afectadas (1)

Jetbrains — Rider

CWE

CWE-494

Referencias

https://www.jetbrains.com/privacy-security/issues-fixed/

JSON original (NVD)

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