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CVE-2026-26158
HIGH7.0
Descripcion
A flaw was found in BusyBox. This vulnerability allows an attacker to modify files outside of the intended extraction directory by crafting a malicious tar archive containing unvalidated hardlink or symlink entries. If the tar archive is extracted with elevated privileges, this flaw can lead to privilege escalation, enabling an attacker to gain unauthorized access to critical system files.
Detalles CVE
Puntuacion CVSS v3.17.0
SeveridadHIGH
Vector CVSSCVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
Vector de ataqueLOCAL
ComplejidadHIGH
Privilegios requeridosNONE
Interaccion usuarioREQUIRED
Publicado2/11/2026
Ultima modificacion2/12/2026
Fuentenvd
Avistamientos honeypot0
Debilidades (CWE)
CWE-73
Referencias
https://access.redhat.com/security/cve/CVE-2026-26158(secalert@redhat.com)
https://bugzilla.redhat.com/show_bug.cgi?id=2439040(secalert@redhat.com)
Correlaciones IOC
Sin correlaciones registradas
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