Astra Linux – Vulnerability in Flatpak

Flatpak is a Linux application sandboxing and distribution framework. A path traversal vulnerability affects versions of Flatpak prior to 1.12.3 and 1.10.6. The flatpak-builder command applies the finish-args option last in the build process. At this point, the build directory will have full acce...

[SECURITY] Fedora 44 Update: flatpak-1.18.4-1.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...

Fedora 44 : flatpak (2026-7a31054ed6)

The remote Fedora 44 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2026-7a31054ed6 advisory. Update to 1.18.4 Tenable has extracted the preceding description block directly from the Fedora security advisory. Note that Nessus has not tested f...

[SECURITY] Fedora 45 Update: flatpak-builder-1.4.12-2.fc45

Flatpak-builder is a tool for building flatpaks from sources. See https://flatpak.org/ for more information...

[SECURITY] Fedora 45 Update: flatpak-1.19.0^really1.18.4-1.fc45

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

DEBIAN-CVE-2026-94422

An incorrect implementation of message filtering in xdg-dbus-proxy versions before 0.1.9 allows an attacker to bypass the intended message filtering on the D-Bus session bus by setting a reply serial number on non-reply messages. A malicious or compromised Flatpak app could use this to achieve...

AZL-105923 CVE-2026-94422 affecting package xdg-dbus-proxy 0.1.6-2

An incorrect implementation of message filtering in xdg-dbus-proxy versions before 0.1.9 allows an attacker to bypass the intended message filtering on the D-Bus session bus by setting a reply serial number on non-reply messages. A malicious or compromised Flatpak app could use this to achieve...

CVE-2026-94422

An incorrect implementation of message filtering in xdg-dbus-proxy versions before 0.1.9 allows an attacker to bypass the intended message filtering on the D-Bus session bus by setting a reply serial number on non-reply messages. A malicious or compromised Flatpak app could use this to achieve...

UBUNTU-CVE-2026-94422

An incorrect implementation of message filtering in xdg-dbus-proxy versions before 0.1.9 allows an attacker to bypass the intended message filtering on the D-Bus session bus by setting a reply serial number on non-reply messages. A malicious or compromised Flatpak app could use this to achieve...

CVE-2026-94422 xdg-dbus-proxy: message filtering bypass via reply serial allows sandbox escape

An incorrect implementation of message filtering in xdg-dbus-proxy versions before 0.1.9 allows an attacker to bypass the intended message filtering on the D-Bus session bus by setting a reply serial number on non-reply messages. A malicious or compromised Flatpak app could use this to achieve...

CVE-2026-94422

An incorrect implementation of message filtering in xdg-dbus-proxy versions before 0.1.9 allows an attacker to bypass the intended message filtering on the D-Bus session bus by setting a reply serial number on non-reply messages. A malicious or compromised Flatpak app could use this to achieve...

CVE-2026-94422

The xdg-dbus-proxy filtering proxy (versions before 0.1.9 ) contains an incorrect implementation of message filtering. An attacker can bypass the intended message filtering on the D-Bus session bus by setting a reply serial number on non-reply messages. This vulnerability could allow a malicious ...

CVE-2026-94422 xdg-dbus-proxy: message filtering bypass via reply serial allows sandbox escape

An incorrect implementation of message filtering in xdg-dbus-proxy versions before 0.1.9 allows an attacker to bypass the intended message filtering on the D-Bus session bus by setting a reply serial number on non-reply messages. A malicious or compromised Flatpak app could use this to achieve...

CVE-2026-94422 xdg-dbus-proxy: message filtering bypass via reply serial allows sandbox escape

An incorrect implementation of message filtering in xdg-dbus-proxy versions before 0.1.9 allows an attacker to bypass the intended message filtering on the D-Bus session bus by setting a reply serial number on non-reply messages. A malicious or compromised Flatpak app could use this to achieve...

EUVD-2026-91646

An incorrect implementation of message filtering in xdg-dbus-proxy versions before 0.1.9 allows an attacker to bypass the intended message filtering on the D-Bus session bus by setting a reply serial number on non-reply messages. A malicious or compromised Flatpak app could use this to achieve...

CVE-2026-94422: Authentication Bypass by Spoofing

An incorrect implementation of message filtering in xdg-dbus-proxy versions before 0.1.9 allows an attacker to bypass the intended message filtering on the D-Bus session bus by setting a reply serial number on non-reply messages. A malicious or compromised Flatpak app could use this to achieve...

Red Hat: CVE-2026-94422: xdg-dbus-proxy: xdg-dbus-proxy: message filtering bypass via reply serial allows sandbox escape

An incorrect implementation of message filtering in xdg-dbus-proxy versions before 0.1.9 allows an attacker to bypass the intended message filtering on the D-Bus session bus by setting a reply serial number on non-reply messages. A malicious or compromised Flatpak app could use this to achieve...

CLEANSTART-2024-GX04243 Flatpak is a Linux application sandboxing and distribution framework

CVE-2022-21682 affects multiple packages. Flatpak is a Linux application sandboxing and distribution framework. See references for individual vulnerability details...

CLEANSTART-2024-SG68553 Flatpak before 1

Security vulnerability affects the flatpak package. Flatpak before 1...

CLEANSTART-2024-PO02295 Flatpak is a system for building, distributing, and running sandboxed desktop applications on Linux

Security vulnerability affects the flatpak package. Flatpak is a system for building, distributing, and running sandboxed desktop applications on Linux...