CVE-2026-39980

CRITICAL

9.1

Descripcion

OpenCTI is an open source platform for managing cyber threat intelligence knowledge and observables. Prior to 6.9.5, the safeEjs.ts file does not properly sanitize EJS templates. Users with the Manage customization capability can run arbitrary JavaScript in the context of the OpenCTI platform process during notifier template execution. This vulnerability is fixed in 6.9.5.

Detalles CVE

Puntuacion CVSS v3.19.1

SeveridadCRITICAL

Vector CVSSCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

Vector de ataqueNETWORK

ComplejidadLOW

Privilegios requeridosHIGH

Interaccion usuarioNONE

Publicado4/9/2026

Ultima modificacion4/22/2026

Fuentenvd

Avistamientos honeypot0

Productos afectados

citeum:opencti

Debilidades (CWE)

CWE-1336

Referencias

https://github.com/OpenCTI-Platform/opencti/releases/tag/6.9.5(security-advisories@github.com)

https://github.com/OpenCTI-Platform/opencti/security/advisories/GHSA-jv9r-jw2f-rhrf(security-advisories@github.com)

Correlaciones IOC

Sin correlaciones registradas

This product uses data from the NVD API but is not endorsed or certified by the NVD.