CVE-2026-96279
CVE-2026-96279: 1 tracked advisory record across Red Hat. Compare vendor sources and published fix guidance.
Compare the source-linked records below. Ratings and product/version details belong to each advisory; they are not a single CVE-wide score or proof that every listed product is affected. How VulniPulse collects and checks evidence.
Vendor advisory comparison
Red Hat
1 advisory- Advisory severityMedium6.5
Medium [CVE-2026-96279] Flatpak: flatpak: path traversal issue in oci archive extraction via hardlinks
CVE-2026-96279Source published Source updated
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. Red Hat estimates the CVSSv3.1 vector of CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N. The malicious archive is served over the network (AV:N), and the attacker needs no privileges of their own on the victim system (PR:N). Once the client pulls the crafted layer archive, exploitation is deterministic: Flatpak's OCI extraction rebases archive entry pathnames to the destination directory and enforces ARCHIVE_EXTRACT_SECURE_NODOTDOT to reject.. in pathnames and hardlink targets, but it…
- Affected products in this advisory
- Red Hat Enterprise Linux 10
- Red Hat package: flatpak
- Source-reported affected versions
- Affected-version details not available in this record.
- Source-reported fixed versions
- No fixed-version detail extracted. This does not mean no fix exists.
- Mitigation guidance
- Only install applications from trusted OCI registries. Flatpak remotes using the default OSTree transport are not affected.
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