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CVE-2026-34078 Flatpak has a complete sandbox escape leading to host file access and code execution in the host context
| Reporter | Title | Published | Views | Family All 105 |
|---|---|---|---|---|
 | Amazon Linux 2023 : flatpak, flatpak-devel, flatpak-libs (ALAS2023-2026-1601) | 30 Apr 202600:00 | – | nessus |
| Amazon Linux 2 : flatpak, --advisory ALAS2-2026-3261 (ALAS-2026-3261) | 30 Apr 202600:00 | – | nessus |
| AlmaLinux 9 : flatpak (ALSA-2026:21755) | 29 May 202600:00 | – | nessus |
| AlmaLinux 8 : flatpak (ALSA-2026:21756) | 29 May 202600:00 | – | nessus |
| AlmaLinux 10 : flatpak (ALSA-2026:21757) | 3 Jun 202600:00 | – | nessus |
| Debian dsa-6207 : flatpak - security update | 20 Apr 202600:00 | – | nessus |
| Debian dsa-6223 : flatpak - security update | 22 Apr 202600:00 | – | nessus |
| Fedora 42 : flatpak (2026-2a3e305ac4) | 28 Apr 202600:00 | – | nessus |
| Fedora 43 : flatpak (2026-5286084b44) | 14 Apr 202600:00 | – | nessus |
| MiracleLinux 8 : flatpak-1.12.9-4.el8_10 (AXSA:2026-753:02) | 3 Jun 202600:00 | – | nessus |
10
[
{
"vendor": "flatpak",
"product": "flatpak",
"versions": [
{
"version": "< 1.16.4",
"status": "affected"
}
]
}
]Data
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07 Apr 2026 21:27Current
CVSS 49.3
EPSS0.00052