High severity7.5NVD Advisory· Published Apr 7, 2026· Updated Apr 17, 2026
CVE-2026-34079
CVE-2026-34079
Description
Flatpak is a Linux application sandboxing and distribution framework. Prior to 1.16.4, the caching for ld.so removes outdated cache files without properly checking that the app controlled path to the outdated cache is in the cache directory. This allows Flatpak apps to delete arbitrary files on the host. This vulnerability is fixed in 1.16.4.
Affected products
1Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
1- github.com/flatpak/flatpak/security/advisories/GHSA-p29x-r292-46ppnvdVendor Advisory
News mentions
2- Attackers replaced JDownloader installer downloads with malwareMalwarebytes Labs · May 15, 2026
- JDownloader site hacked to replace installers with Python RAT malwareBleepingComputer · May 9, 2026