CVE-2026-100278

Estado: AnalizadaMedia (4.9)—

In JetBrains YouTrack before 2026.2.19197 users with restricted permission could edit and hide other users' comments

CVSS

Versión: 3.1
Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N
Puntuación base: 4.9

Probabilidad de explotación (EPSS)

Probabilidad de explotación en los próximos 30 días: 0.24%
Percentil entre todas las CVEs puntuadas: 13
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.

ExplotaciónT1210 Exploitation of Remote Serviceslateral movement75 %
Impacto principalT1565.001 Stored Data Manipulationimpact80 %
Impacto secundarioT1078.001 Default Accountsstealth · persistence · privilege escalation · initial access65 %

Usuario con permisos restringidos (PR:H) explota control de acceso débil (CWE-863) en servicio remoto YouTrack para modificar comentarios ajenos. Impacto: manipulación de datos e información de cuenta visible.

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 Threat Intelligence Program Restrict File and Directory Permissions Privileged Account Management Password Policies Remote Data Storage

Tecnologías afectadas (1)

Jetbrains — Youtrack

CWE

CWE-863

Referencias

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

JSON original (NVD)

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