Nix before 2.35.3 and Lix before 2.95.4 allow privilege escalation via a repair operation because it could destroy and then replace a store path before content verification.

The remote Fedora 45 host has a package installed that is affected by a vulnerability as referenced in the FEDORA-2026-d34d705a38 advisory.

    Update to 2.35.3 which addresses:

    * CVE-2026-110450 (High, https://github.com/NixOS/nix/security/advisories/GHSA-jwvx-xq5j-gc56) and other     Moderate issues:
    * see https://discourse.nixos.org/t/security-advisory-for-nix-and-lix-october-2026/80547

    bugfixes:

    - nix.fish and nix-daemon.fish should live in fish/vendor_conf.d
    - switch back to editline from readline to fix repl history (#2536840)



Tenable has extracted the preceding description block directly from the Fedora security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

The remote Fedora 44 host has a package installed that is affected by a vulnerability as referenced in the FEDORA-2026-d9fe9e0ac3 advisory.

    - Update to 2.35: https://nix.dev/manual/nix/2.35/release-notes/rl-2.35.html

    Version 2.35.3 addresses:

    - CVE-2026-110450 (High, https://github.com/NixOS/nix/security/advisories/GHSA-jwvx-xq5j-gc56) and other     Moderate issues
    - see https://discourse.nixos.org/t/security-advisory-for-nix-and-lix-october-2026/80547

    bugfixes:

    - nix.fish and nix-daemon.fish should live in fish/vendor_conf.d
    - switch back to editline from readline to fix repl history (#2536840)

Tenable has extracted the preceding description block directly from the Fedora security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

The remote Fedora 43 host has a package installed that is affected by a vulnerability as referenced in the FEDORA-2026-065497e462 advisory.

    Update to 2.31.6 which addresses:

    * CVE-2026-110450 (High, https://github.com/NixOS/nix/security/advisories/GHSA-jwvx-xq5j-gc56) and other     Moderate issues:
    * see https://discourse.nixos.org/t/security-advisory-for-nix-and-lix-october-2026/80547

    bugfixes:

    - nix.fish and nix-daemon.fish should live in fish/vendor_conf.d
    - switch back to editline from readline to fix repl history (#2536840)




Tenable has extracted the preceding description block directly from the Fedora security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available.

  - Nix before 2.35.3 and Lix before 2.95.4 allow privilege escalation via a repair operation because it could     destroy and then replace a store path before content verification. (CVE-2026-110450)

Note that Nessus relies on the presence of the package as reported by the vendor.

ID	Name	Product	Family	Type	Severity
374669	Fedora 45 : nix (2026-d34d705a38)	Nessus	Fedora Local Security Checks	Local	high
371985	Fedora 44 : nix (2026-d9fe9e0ac3)	Nessus	Fedora Local Security Checks	Local	high
371980	Fedora 43 : nix (2026-065497e462)	Nessus	Fedora Local Security Checks	Local	high
365692	Linux Distros Unpatched Vulnerability : CVE-2026-110450	Nessus	Misc.	Local	high

Detections

Analytics

CVE-2026-110450

high

Tenable Plugins

high

high

high

high