CVE-2026-97025

NameCVE-2026-97025
DescriptionFlatpak writes the OCI repository authentication token with world-readable permissions (0644) in the system-helper's cache directory, allowing other local users on a multi-user system to read the token and impersonate the authenticated user against the OCI repository. Only OCI-based sources (e.g. as used by Fedora) are affected; libostree-based sources such as Flathub are not.
SourceCVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDSA-6524-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
flatpak (PTS)bookworm, bookworm (security)1.14.10-1~deb12u2vulnerable
trixie1.16.6-1~deb13u2vulnerable
trixie (security)1.16.6-1~deb13u3fixed
forky, sid1.18.4-1fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
flatpaksourcetrixie1.16.6-1~deb13u3DSA-6524-1
flatpaksource(unstable)1.18.4-1

Notes

https://github.com/flatpak/flatpak/security/advisories/GHSA-7rvf-rqr3-43j4
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