CVE-2026-40354

State: Published
Severity: 2.9 Low
Published: Apr 11, 2026
Updated: Apr 15, 2026
Reserved: Apr 11, 2026

Description

Flatpak xdg-desktop-portal before 1.20.4 and 1.21.x before 1.21.1 allows any Flatpak app to trash any file in the host context via a symlink attack on g_file_trash.

Scores

CVSS	Score	Vector	Source
3.1	2.9 Low	CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L	mitre

Weaknesses

CWE-61 UNIX Symbolic Link (Symlink) Following

Affected Products

Product	Versions
xdg-desktop-portalFlatpak	before 1.20.4Affected 1.21.0 to before 1.21.1Affected

References

https://github.com/flatpak/xdg-desktop-portal/releases/tag/1.21.1
https://github.com/flatpak/xdg-desktop-portal/releases/tag/1.20.4
https://www.openwall.com/lists/oss-security/2026/04/10/14
https://github.com/flatpak/xdg-desktop-portal/security/advisories/GHSA-rqr9-jwwf-wxgj

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