CVE-2026-96275
Gravedad CVSS v3.1:
ALTA
Tipo:
CWE-22
Limitación incorrecta de nombre de ruta a un directorio restringido (Path Traversal)
Fecha de publicación:
23/09/2026
Última modificación:
27/10/2026
Descripción
*** Pendiente de traducción *** A malicious or compromised Flatpak repository can write attacker-controlled content to arbitrary locations on the host filesystem via extract_extra_data(). On system installs, the write happens as root. Two issues combine: `files/extra` is resolved via path operations that follow symlinks, and blob names from `xa.extra-data-sources` are not sanitized against `..` traversal.
Impacto
Puntuación base 3.x
8.80
Gravedad 3.x
ALTA
Referencias a soluciones, herramientas e información
- https://access.redhat.com/errata/RHSA-2026:80497
- https://access.redhat.com/errata/RHSA-2026:80498
- https://access.redhat.com/errata/RHSA-2026:80687
- https://access.redhat.com/errata/RHSA-2026:89733
- https://access.redhat.com/errata/RHSA-2026:90364
- https://access.redhat.com/security/cve/CVE-2026-96275
- https://bugzilla.redhat.com/show_bug.cgi?id=2539416
- https://github.com/flatpak/flatpak/security/advisories/GHSA-fqx6-vh4p-42cg


