CVSS Vector
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
Lifecycle Timeline
3Description
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.
Analysis
Flatpak xdg-desktop-portal versions before 1.20.4 and 1.21.x before 1.21.1 allow any sandboxed Flatpak application to delete arbitrary files on the host system through a symlink race condition in the g_file_trash function. The vulnerability exploits insufficient validation of file paths during trash operations, enabling local privilege escalation from a confined container context to affect host files. …
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External POC / Exploit Code
Leaving vuln.today
EUVD-2026-21625
GHSA-v5fw-rcv7-v6f3