CVE-2026-110452
The multi-user installer in Nix before 2.35.3 sets the ownership of store contents to the user ...
The multi-user installer in Nix before 2.35.3 sets the ownership of store contents to the user (who invoked the installer) even though it should be root ownership.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- Low
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
The multi-user installer in Nix before 2.35.3 sets the ownership of store contents to the user (who invoked the installer) even though it should be root ownership.
- Record
CVE-2026-110452- CVSS 3.1
- 4.0 Medium
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N - Weakness
- CWE-708
- Updated
- 2026-11-02
EUVDEUVD-2026-100808
The multi-user installer in Nix before 2.35.3 sets the ownership of store contents to the user (who invoked the installer) even though it should be root ownership.
- Record
EUVD-2026-100808- CVSS 3.1
- 4.0 Medium
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-ggvw-xgw8-9cc9
The multi-user installer in Nix before 2.35.3 sets the ownership of store contents to the user ...
The multi-user installer in Nix before 2.35.3 sets the ownership of store contents to the user (who invoked the installer) even though it should be root ownership.
- Record
GHSA-ggvw-xgw8-9cc9- CVSS 3.1
- 4.0 Medium
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N - Weakness
- CWE-708
- Updated
- 2026-11-02
NVD
The multi-user installer in Nix before 2.35.3 sets the ownership of store contents to the user (who invoked the installer) even though it should be root ownership.
- Record
CVE-2026-110452- CVSS 3.1
- 4.0 Medium
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N - Weakness
- CWE-708
- Updated
- 2026-11-02
OSVDEBIAN-CVE-2026-110452
The multi-user installer in Nix before 2.35.3 sets the ownership of store contents to the user (who invoked the installer) even though it should be root ownership.
- Record
DEBIAN-CVE-2026-110452- CVSS 3.1
- 4.0 Medium
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N - Updated
- 2026-11-02
OSVUBUNTU-CVE-2026-110452
The multi-user installer in Nix before 2.35.3 sets the ownership of store contents to the user (who invoked the installer) even though it should be root ownership.
- Record
UBUNTU-CVE-2026-110452- CVSS 3.1
- 4.0 Medium
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N - Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
nixDebian:12 |
All versions, plus listed versions 2.16.1+dfsg-12.16.1+dfsg-22.16.1+dfsg-32.17.1+dfsg-12.18.1+dfsg-1 Show 16 moreShow less2.22.1+dfsg-12.23.3+dfsg-12.23.3+dfsg-22.24.12+dfsg-12.24.8+dfsg-12.24.9+dfsg-12.24.9+dfsg-22.25.4+dfsg-12.26.3+dfsg-12.32.5+dfsg-12.32.5+dfsg-22.34.3+dfsg-12.34.6+dfsg-12.34.8+dfsg-12.35.4+dfsg-12.8.0-1.1 |
None known |
nixDebian:13 |
All versions, plus listed versions 2.26.3+dfsg-12.32.5+dfsg-12.32.5+dfsg-22.34.3+dfsg-12.34.6+dfsg-12.34.8+dfsg-12.35.4+dfsg-1 |
None known |
nixDebian:14 |
before 2.35.4+dfsg-1, plus listed versions 2.26.3+dfsg-12.32.5+dfsg-12.32.5+dfsg-22.34.3+dfsg-12.34.6+dfsg-12.34.8+dfsg-1 |
2.35.4+dfsg-1 |
nixUbuntu:Pro:22.04:LTS |
All versions, plus listed versions 2.3.10+dfsg1-12.3.10+dfsg1-1build12.6.0+dfsg-22.6.0+dfsg-32.6.0+dfsg-3ubuntu0.1~esm1 |
None known |
nixUbuntu:Pro:24.04:LTS |
All versions, plus listed versions 2.16.1+dfsg-3ubuntu12.18.1+dfsg-1ubuntu12.18.1+dfsg-1ubuntu22.18.1+dfsg-1ubuntu42.18.1+dfsg-1ubuntu52.18.1+dfsg-1ubuntu5+esm2 |
None known |
nixUbuntu:26.10 |
All versions, plus listed versions 2.34.3+dfsg-12.34.6+dfsg-12.34.6+dfsg-1build12.34.8+dfsg-12.34.8+dfsg-1build1 |
None known |
nixUbuntu:26.04:LTS |
All versions, plus listed versions 2.26.3+dfsg-1ubuntu42.26.3+dfsg-1ubuntu52.32.5+dfsg-1ubuntu32.32.5+dfsg-2ubuntu12.34.3+dfsg-1 |
None known |
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-110452 is a medium vulnerability (CVSS 4.0) in Nixos Nix, published October 14, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.13%, the 2nd percentile. Fixed in nix 2.35.4+dfsg-1.