CVE-2026-96284

LOW 2.5

Flatpak: flatpak: arbitrary read-access to files in the system-helper context via oci symlink following

CVSS Score

2.5

EPSS Score

0.0%

EPSS Percentile

0th

A malicious user can get read-access to files in the flatpak-system-helper context if a system OCI repository is configured, because the OCI code paths in the system helper follow symlinks when importing OCI images that are under the user's control.

CWE	CWE-59
Vendor	red hat
Product	red hat enterprise linux 10
Published	Sep 27, 2026
Last Updated	Sep 27, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N

Attack Vector

Local

Attack Complexity

High

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

None

Affected Versions

Red Hat / Red Hat Enterprise Linux 10

All versions affected

Red Hat / Red Hat Enterprise Linux 7

All versions affected

Red Hat / Red Hat Enterprise Linux 8

All versions affected

Red Hat / Red Hat Enterprise Linux 9

All versions affected

References

NVD ↗ CVE.org ↗ EPSS Data ↗

access.redhat.com: https://access.redhat.com/security/cve/CVE-2026-96284 bugzilla.redhat.com: https://bugzilla.redhat.com/show_bug.cgi?id=2539423 github.com: https://github.com/flatpak/flatpak/security/advisories/GHSA-2fxp-43j9-pwvc

Credits

Upstream acknowledges Simon McVittie as the original reporter.