Flatpak Flatpak-builder vulnerabilities

• flatpak flatpak-builder flatpak-builder has a path traversal leading to arbitrary file read on host when installing licence files CVE-2026-39977 Fix available 7.1 HighApril 9, 2026
• debian linux, flatpak, flatpak flatpak-builder +2 more +4 more flatpak-builder can access files outside the build directory. CVE-2022-21682 Fix available 7.7 HighJanuary 13, 2022