CVE-2026-34079 - Vulnerability Details

Related Threat Clusters

• Multiple High-Risk Vulnerabilities Discovered in Gentoo Linux Packages

  A series of high-severity vulnerabilities have been identified across various Gentoo Linux packages, including Apache HTTPD, Exim, Dnsmasq, and others. These vulnerabilities, such as CVE-2026-41163 and CVE-2026-40684,…

  8 articles · Updated August 14, 2026
• Flatpak 1.16.4 Addresses Critical Security Flaws Including Sandbox Escape

  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

Recent Intelligence Reports

• Gentoo Flatpak High Sandbox Escape Issues GLSA-202608 — Linuxsecurity · August 14, 2026
• Flatpak 1.16.4 Patches a Silent Security Flaw That Let Sandboxed Apps Peek Outside Their Walls — Ground.News · April 8, 2026
• Flatpak 1.16.4 fixes sandbox escape and three other security flaws — Feeds2.Feedburner · April 8, 2026

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