Medium severity6.5NVD Advisory· Published Sep 27, 2026· Updated Sep 28, 2026

CVE-2026-96279

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.

Affected products

Flatpak/Flatpakllm-fuzzy

Patches

Vulnerability mechanics

References

access.redhat.com/security/cve/CVE-2026-96279nvd
bugzilla.redhat.com/show_bug.cginvd
github.com/flatpak/flatpak/security/advisories/GHSA-9rww-v4mm-x4jgnvd

News mentions

No linked articles in our index yet.

cvss	0.423
epss	0.000
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000