CVE-2026-40354

LOW

Flatpak xdg-desktop-portal <1.20.4 - Privilege Escalation

Title source: llm

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.

References (4)

Scores

CVSS v3 2.9
EPSS 0.0002
EPSS Percentile 4.8%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L

Details

CWE
CWE-61
Status published
Products (2)
Flatpak/xdg-desktop-portal < 1.20.4
Flatpak/xdg-desktop-portal 1.21.0 - 1.21.1
Published Apr 11, 2026
Tracked Since Apr 11, 2026