Description
Flatpak 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.
Published: 2026-09-28
Score: 3.2 Low
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

Vendor Workaround

Use libostree repositories such as Flathub, or unauthenticated (public) OCI repositories.

Tracking

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Advisories
Source ID Title
Debian DSA Debian DSA DSA-6524-1 flatpak security update
History

Tue, 29 Sep 2026 13:30:00 +0000

Type Values Removed Values Added
First Time appeared Flatpak
Flatpak flatpak
Vendors & Products Flatpak
Flatpak flatpak

Tue, 29 Sep 2026 13:15:00 +0000

Type Values Removed Values Added
References
Metrics threat_severity

None

threat_severity

Low


Mon, 28 Sep 2026 21:00:00 +0000

Type Values Removed Values Added
Description Flatpak 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.
Title Flatpak: flatpak: world-readable oci authentication token in system-helper cache path
First Time appeared Redhat
Redhat enterprise Linux
Weaknesses CWE-378
CPEs cpe:/o:redhat:enterprise_linux:10
cpe:/o:redhat:enterprise_linux:7
cpe:/o:redhat:enterprise_linux:8
cpe:/o:redhat:enterprise_linux:9
Vendors & Products Redhat
Redhat enterprise Linux
References
Metrics cvssV3_1

{'score': 3.2, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:L/I:N/A:N'}


Subscriptions

Flatpak Flatpak
Redhat Enterprise Linux
cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published:

Updated: 2026-09-28T20:57:01.080Z

Reserved: 2026-09-23T21:10:42.782Z

Link: CVE-2026-97025

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-09-28T21:17:19.757

Modified: 2026-09-28T21:17:19.757

Link: CVE-2026-97025

cve-icon Redhat

Severity : Low

Publid Date: 2026-09-28T13:29:46Z

Links: CVE-2026-97025 - Bugzilla

cve-icon OpenCVE Enrichment

Updated: 2026-09-29T13:20:17Z

Weaknesses
  • CWE-378

    Creation of Temporary File With Insecure Permissions