Signal
Flatpak: Complete sandbox escape leading to host file access and code execution in the host context
Evidence first: scan the strongest sources, then decide whether to go deeper.
Published 2026-04-08 02:00 UTCUpdated 2026-04-08 08:32 UTC
rss
securityhelp_net_security
Source links open
Source links and full evidence are open here. Archive history, compare-over-time, alerts, exports, API, integrations, and workflow are paid.
No card needed for the free brief.
Evidence trail (top sources)
top sources (2 domains)domains are deduped. counts indicate coverage, not truth.2 top sources shown
limited source diversity in top sources
Overview
Flatpak, a Linux application sandboxing and distribution framework, released version 1.16.4, patching four security vulnerabilities. The most severe fix addresses a complete sandbox escape that leads to host file access and code execution in the host context, tracked as CVE-2026-34078.
Score total
1.06
Momentum 24h
2
Posts
2
Origins
2
Source types
1
Duplicate ratio
0%
All evidence
All evidence
Flatpak 1.16.4 fixes sandbox escape and three other security flaws
Help Net Security · helpnetsecurity.com · 2026-04-08 08:32 UTC
Flatpak: Complete sandbox escape leading to host file access and code execution in the host context
NCSC-FI - Vulnerabilities · github.com · 2026-04-08 02:00 UTC
Show filters & breakdown
Posts loaded: 0Publishers: 2Origin domains: 2Duplicates: -
Showing 2 / 0
Top publishers (this list)
- Help Net Security (1)
- NCSC-FI - Vulnerabilities (1)
Top origin domains (this list)
- helpnetsecurity.com (1)
- github.com (1)