CVE-2026-96282

A malicious Flatpak extension can probe the host filesystem to determine what files and directories exist at arbitrary paths, and host directory listings can be disclosed to sandboxed applications using the extension. Additionally, unvalidated extension metadata can cause extension content to be mounted at unintended locations inside the sandbox.

CVSS v3 3.1 LOW

3.1^/10

CVSS v3 : LOW

Vector :

Exploitability : 1.6 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact NONE

Integrity Impact LOW

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://access.redhat.com/security/cve/CVE-2026-96282
https://bugzilla.redhat.com/show_bug.cgi?id=2539422
https://github.com/flatpak/flatpak/security/advisories/GHSA-w69g-9x8j-7p8f

Configurations

No configuration.

History

27 Sep 2026, 22:17

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-09-27 22:17

Updated : 2026-09-29 21:29

NVD link : CVE-2026-96282

Mitre link : CVE-2026-96282

CVE.ORG link : CVE-2026-96282

JSON object : View

Products Affected

No product.

CWE

CWE-59

Improper Link Resolution Before File Access ('Link Following')

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