CVE-2026-40354

A flaw was found in Flatpak xdg-desktop-portal. A malicious Flatpak application can exploit this vulnerability by performing a symbolic link symlink attack on the gfiletrash function. This allows the Flatpak application to delete any file on the host system, leading to a denial of service...

Fedora 44 : flatpak (2026-24eedfaa6c)

The remote Fedora 44 host has a package installed that is affected by a vulnerability as referenced in the FEDORA-2026-24eedfaa6c advisory. Update to 1.17.6 Tenable has extracted the preceding description block directly from the Fedora security advisory. Note that Nessus has not tested for this...

Debian: Security Advisory (DSA-6207-1)

The remote host is missing an update for the Debian SPDX-FileCopyrightText: 2026 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

[SECURITY] [DSA 6207-1] flatpak security update

------------------------------------------------------------------------- Debian Security Advisory DSA-6207-1 [email protected] https://www.debian.org/security/ Moritz Muehlenhoff April 12, 2026 https://www.debian.org/security/faq -...

EUVD-2026-21625

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 gfiletrash...

CVE-2026-40354

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 gfiletrash...

DEBIAN-CVE-2026-40354

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 gfiletrash...

CVE-2026-40354

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 gfiletrash...

UBUNTU-CVE-2026-40354

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 gfiletrash...

CVE-2026-40354

The CVE-2026-40354 issue affects Flatpak’s xdg-desktop-portal (pre-1.20.4 and 1.21.x pre-1.21.1). A symlink attack on g_file_trash in the host context allows a Flatpak application to delete arbitrary host files, enabling denial of service or potential data integrity concerns. Root cause: insuffic...

CVE-2026-40354

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 gfiletrash...

CVE-2026-40354

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 gfiletrash...

CVE-2026-40354

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 gfiletrash...

CVE-2026-40354

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 gfiletrash...

CVE-2026-40354

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 gfiletrash...

CVE-2026-40354

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 gfiletrash...

XDG Desktop Portal 安全漏洞

XDG Desktop Portal is a frontend service for the desktop application sandbox environment developed by Flatpak. Versions of XDG Desktop Portal prior to 1.20.4 and 1.21.1 contained security vulnerabilities. These vulnerabilities stemmed from the possibility for any Flatpak application to manipulate...

PT-2026-32056

Name of the Vulnerable Software and Affected Versions xdg-desktop-portal versions prior to 1.20.4 xdg-desktop-portal versions prior to 1.21.1 Description Flatpak xdg-desktop-portal allows any Flatpak application to move any file in the host context to the trash. This is possible through a symlink...

Linux Distros Unpatched Vulnerability : CVE-2026-40354

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - 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 gfiletras...

SUSE CVE-2026-39977

flatpak-builder is a tool to build flatpaks from source. From 1.4.5 to before 1.4.8, the license-files manifest key takes an array of paths to user defined licence files relative to the source directory of the module. The paths from that array are resolved using gfileresolverelativepath and...