DEBIAN-CVE-2026-74859

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    DEBIAN-CVE-2026-74859

    Published: 8 Sept 2026Last Modified: 11 Sept 2026
    Upstream:
    CVE-2026-74859

    Summary:

    Details: 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.

    References: https://security-tracker.debian.org/tracker/CVE-2026-74859

    Affected packages

    Package

    Name: gnome-tweaks

    Purl: pkg:deb/debian/gnome-tweaks?arch=source&distro=bookworm

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -None

    Affected versions

    42~beta-4

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    DEBIAN-CVE-2026-74859 | CVE-DB