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CVE-2026-96807

flatpak: Flatpak: Low integrity or availability impact via symlink manipulation

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Severity

Moderate

Red Hat Product Security

4.5

CVSS 3.1

Review impact separately from score.

Published · September 24, 2026

Updated · September 24, 2026

Description

A flaw was found in Flatpak. A malicious sandboxed application can manipulate a symlink, causing the regenerate_ld_cache function to write files to an unintended location. While the attacker cannot control the content or filenames, this vulnerability could lead to a low impact on system integrity or availability.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base, or stability.

CVSS / CWE

CVSS 3.1 · 4.5
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:N/I:L/A:L

CWE-22 · Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')