Flatpak released version 1.16.4 on April 8, 2026, fixing four security vulnerabilities. The most critical issue, CVE-2026-34078, allows a complete sandbox escape, enabling unauthorized host file access and code…
4 articles · Updated April 8, 2026
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Flatpak 1.16.4 Patches a Silent Security Flaw That Let Sandboxed Apps Peek Outside Their Walls— Ground.News · April 8, 2026