medium6.8
CVE-2026-74859
The shell theme installer in gnome-tweaks extracts user-supplied ZIP archives without validating archive member paths.
Impact
The shell theme installer in gnome-tweaks extracts user-supplied ZIP archives without validating archive member paths. As a result, a crafted theme archive can write files outside ~/.themes by using ../ path traversal, absolute paths, or symlink entries.
Affected packages
This record carries no package version data, so it cannot be matched against a dependency list automatically. Read the advisory and compare your version by hand.