CVE-2026-96275 Flatpak: flatpak: arbitrary write access as root via extra-data extraction

A malicious or compromised Flatpak repository can write attacker-controlled content to arbitrary locations on the host filesystem via extractextradata. On system installs, the write happens as root. Two issues combine: files/extra is resolved via path operations that follow symlinks, and blob nam...

EUVD-2026-85342

A malicious or compromised Flatpak repository can write attacker-controlled content to arbitrary locations on the host filesystem via extractextradata. On system installs, the write happens as root. Two issues combine: files/extra is resolved via path operations that follow symlinks, and blob nam...

CVE-2026-96275

A malicious or compromised Flatpak repository can write attacker-controlled content to arbitrary locations on the host filesystem via extractextradata. On system installs, the write happens as root. Two issues combine: files/extra is resolved via path operations that follow symlinks, and blob nam...

CVE-2026-96275

The Flatpak package manager is vulnerable to an arbitrary write access as root. A malicious or compromised Flatpak repository can use the extract_extra_data() function to write attacker-controlled content to arbitrary locations on the host filesystem. The root cause stems from two combined issues...

CVE-2026-96275: Improper Limitation of a Pathname to a Restricted Directory

A malicious or compromised Flatpak repository can write attacker-controlled content to arbitrary locations on the host filesystem via extractextradata. On system installs, the write happens as root. Two issues combine: files/extra is resolved via path operations that follow symlinks, and blob nam...

Linux Distros Unpatched Vulnerability : CVE-2026-96281

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Debian Linux - flatpak - None Ubuntu Linux - security update CVE-2026-96281 Note that Nessus relies on the presence of the package as reported by the vendor...

CVE-2024-32462

CVE-2024-32462 CVE-2024-32462 ejecución de código y escape de sandbox Cómo debería verse el directorio para compilar esto root@kitploit: ├── org.exploit.SandboxEscape.yaml ├── exploit.py └── app/ └── exploit.desktop Cómo ejecutar y compilar 1. Instalar el SDK de Flatpak si es necesario: flatpak...

Linux Distros Unpatched Vulnerability : CVE-2026-92162

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Debian Linux - flatpak - None Ubuntu Linux - security update CVE-2026-92162 Note that Nessus relies on the presence of the package as reported by the vendor...

USN-8779-2: Bubblewrap regression

USN-8779-1 fixed vulnerabilities in Bubblewrap. Unfortunately, the fix for CVE-2026-87766 introduced a regression in symlink resolution, preventing certain Flatpak applications from launching. This update reverts that fix until a complete fix is available. We apologize for the inconvenience...

CVE-2026-93676

xdg-dbus-proxy incorrectly filters D-Bus broadcast messages, bypassing configured path, interface, and member restrictions. This allows a sandboxed Flatpak application to intercept broadcast signals on the D-Bus session bus and AT-SPI bus that should be restricted, potentially exposing sensitive...

DEBIAN-CVE-2026-93676

xdg-dbus-proxy incorrectly filters D-Bus broadcast messages, bypassing configured path, interface, and member restrictions. This allows a sandboxed Flatpak application to intercept broadcast signals on the D-Bus session bus and AT-SPI bus that should be restricted, potentially exposing sensitive...

CVE-2026-93676

xdg-dbus-proxy incorrectly filters D-Bus broadcast messages, bypassing configured path, interface, and member restrictions. This allows a sandboxed Flatpak application to intercept broadcast signals on the D-Bus session bus and AT-SPI bus that should be restricted, potentially exposing sensitive...

UBUNTU-CVE-2026-93676

xdg-dbus-proxy incorrectly filters D-Bus broadcast messages, bypassing configured path, interface, and member restrictions. This allows a sandboxed Flatpak application to intercept broadcast signals on the D-Bus session bus and AT-SPI bus that should be restricted, potentially exposing sensitive...

CVE-2026-93676 Xdg-dbus-proxy: xdg-dbus-proxy: filtering for broadcast messages bypasses path/interface/member checks

xdg-dbus-proxy incorrectly filters D-Bus broadcast messages, bypassing configured path, interface, and member restrictions. This allows a sandboxed Flatpak application to intercept broadcast signals on the D-Bus session bus and AT-SPI bus that should be restricted, potentially exposing sensitive...

CVE-2026-93676 Xdg-dbus-proxy: xdg-dbus-proxy: filtering for broadcast messages bypasses path/interface/member checks

xdg-dbus-proxy incorrectly filters D-Bus broadcast messages, bypassing configured path, interface, and member restrictions. This allows a sandboxed Flatpak application to intercept broadcast signals on the D-Bus session bus and AT-SPI bus that should be restricted, potentially exposing sensitive...

CVE-2026-93676

xdg-dbus-proxy incorrectly filters D-Bus broadcast messages , bypassing configured path, interface, and member restrictions. This allows a sandboxed Flatpak application to intercept broadcast signals on the D-Bus session bus and AT-SPI bus that should be restricted, potentially exposing sensitive...

EUVD-2026-82937

xdg-dbus-proxy incorrectly filters D-Bus broadcast messages, bypassing configured path, interface, and member restrictions. This allows a sandboxed Flatpak application to intercept broadcast signals on the D-Bus session bus and AT-SPI bus that should be restricted, potentially exposing sensitive...

CVE-2026-93676

xdg-dbus-proxy incorrectly filters D-Bus broadcast messages, bypassing configured path, interface, and member restrictions. This allows a sandboxed Flatpak application to intercept broadcast signals on the D-Bus session bus and AT-SPI bus that should be restricted, potentially exposing sensitive...

CVE-2026-93676: Improper Access Control

xdg-dbus-proxy incorrectly filters D-Bus broadcast messages, bypassing configured path, interface, and member restrictions. This allows a sandboxed Flatpak application to intercept broadcast signals on the D-Bus session bus and AT-SPI bus that should be restricted, potentially exposing sensitive...

DEBIAN-CVE-2026-86320

A flaw was found in flatpak-builder where Git hooks are not disabled when applying patch sources with use-git-am: true. An attacker who can provide a malicious source containing a Git post-applypatch hook can cause the hook to execute on the host during the build process, resulting in arbitrary...