EUVD-2026-85343

If a malicious SDK container declares an extension point with a crafted directory path, and a developer runs flatpak build-init --writable-sdk --sdk-extension with that SDK, attacker-chosen files could be written outside the working directory, since the target path is resolved via a function that...

CVE-2026-96276 Flatpak: flatpak: arbitrary write in host context via flatpak build-init

If a malicious SDK container declares an extension point with a crafted directory path, and a developer runs flatpak build-init --writable-sdk --sdk-extension with that SDK, attacker-chosen files could be written outside the working directory, since the target path is resolved via a function that...

CVE-2026-96276 Flatpak: flatpak: arbitrary write in host context via flatpak build-init

If a malicious SDK container declares an extension point with a crafted directory path, and a developer runs flatpak build-init --writable-sdk --sdk-extension with that SDK, attacker-chosen files could be written outside the working directory, since the target path is resolved via a function that...

CVE-2026-96276: Improper Limitation of a Pathname to a Restricted Directory

If a malicious SDK container declares an extension point with a crafted directory path, and a developer runs flatpak build-init --writable-sdk --sdk-extension with that SDK, attacker-chosen files could be written outside the working directory, since the target path is resolved via a function that...

PT-2026-97348

Name of the Vulnerable Software and Affected Versions Flatpak affected versions not specified Description A flaw exists where a malicious SDK container can trigger arbitrary file writes on the host system. This occurs when a developer executes the command flatpak build-init --writable-sdk...

CVE-2022-21682 flatpak-builder can access files outside the build directory.

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. flatpak-builder applies finish-args last in the build. At this point the build directory will have the full access that is specified in the...

firefox security update

78.4.1-1.0.1 - Removed Upstream references - Add firefox-oracle-default-prefs.js and remove the corresponding Red Hat file 78.4.1-1 - Update to 78.4.1 78.4.0-3 - Fixing flatpak build, fixing firefox.sh.in to not disable langpacks loading 78.4.0-2 - Enable addon sideloading 78.4.0-1 - Update to...