CVE-2026-96279
MEDIUM
NVD
CVSS Score
6.5
Severity
MEDIUM
Published
Sep 27, 2026
Vendor
unknown
Description
A malicious OCI registry can hardlink arbitrary host files into the extraction directory when a user installs or updates a Flatpak application from an OCI remote, allowing disclosure of arbitrary host file contents. For system-wide installs running as root, this includes sensitive files such as /etc/shadow.