[SECURITY] Fedora 44 Update: flatpak-1.17.6-1.fc44

flatpak is a system for building, distributing and running sandboxed desktop applications on Linux. See https://wiki.gnome.org/Projects/SandboxedApps for more information...

[BSA-131] Security Update for flatpak

Simon McVittie uploaded new packages for flatpak which fixed the following security problems, the same as in DSA 6207-1: CVE-2026-34078, which allowed a Flatpak app to break out of the sandbox, resulting in code execution in the host context CVE-2026-34079, which allowed a Flatpak app to delete...

CVE-2026-39977

A flaw was found in flatpak-builder. A specially crafted manifest or source can bypass path restrictions by using symbolic links within the license-files field, allowing the builder to follow paths outside the intended source directory, reading arbitrary files from the host system and including...

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...

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...

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...

[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...

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...

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

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...

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...