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CVE-2025-46416

The Nix, Lix, and Guix package managers allow a bypass of build isolation in which a user can...

2.9 Low

The Nix, Lix, and Guix package managers allow a bypass of build isolation in which a user can elevate their privileges to the build user account (e.g., nixbld or guixbuild). This affects Nix through 2.24.15, 2.26.4, 2.28.4, and 2.29.1; Lix through 2.91.2, 2.92.2, and 2.93.1; and Guix before 1.4.0-38.0e79d5b.

Attack profile

How easy it is to exploit

Attack vector
Local
Complexity
High
Privileges needed
None
User interaction
None

What an attacker can affect

Confidentiality
None
Integrity
Low
Availability
None

Exploit likelihood

0.18%Up 0.2 points since Jun 28, 2025
90%50%10%1%

What each source reports

CVE List Score used 2.9

The Nix, Lix, and Guix package managers allow a bypass of build isolation in which a user can elevate their privileges to the build user account (e.g., nixbld or guixbuild). This affects Nix through 2.24.15, 2.26.4, 2.28.4, and 2.29.1; Lix through 2.91.2, 2.92.2, and 2.93.1; and Guix before 1.4.0-38.0e79d5b.

Record
CVE-2025-46416
CVSS 3.1
2.9 LowCVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N
Weakness
CWE-282
Updated
2026-11-02
EUVDEUVD-2025-19410 2.9

The Nix, Lix, and Guix package managers allow a bypass of build isolation in which a user can elevate their privileges to the build user account (e.g., nixbld or guixbuild). This affects Nix through 2.24.15, 2.26.4, 2.28.4, and 2.29.1; Lix through 2.91.2, 2.92.2, and 2.93.1; and Guix before 1.4.0-38.0e79d5b.

Record
EUVD-2025-19410
CVSS 3.1
2.9 LowCVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N
Updated
2026-11-02
GitHub AdvisoriesGHSA-33x6-8x8r-9jpw 2.9

The Nix, Lix, and Guix package managers allow a bypass of build isolation in which a user can...

The Nix, Lix, and Guix package managers allow a bypass of build isolation in which a user can elevate their privileges to the build user account (e.g., nixbld or guixbuild). This affects Nix through 2.24.15, 2.26.4, 2.28.4, and 2.29.1; Lix through 2.91.2, 2.92.2, and 2.93.1; and Guix before 1.4.0-38.0e79d5b.

Record
GHSA-33x6-8x8r-9jpw
CVSS 3.1
2.9 LowCVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N
Weakness
CWE-282
Updated
2026-11-02
NVD 2.9

The Nix, Lix, and Guix package managers allow a bypass of build isolation in which a user can elevate their privileges to the build user account (e.g., nixbld or guixbuild). This affects Nix through 2.24.15, 2.26.4, 2.28.4, and 2.29.1; Lix through 2.91.2, 2.92.2, and 2.93.1; and Guix before 1.4.0-38.0e79d5b.

Record
CVE-2025-46416
CVSS 3.1
2.9 LowCVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N
Weakness
CWE-282
Updated
2026-11-02
OSVDEBIAN-CVE-2025-46416 2.9

The Nix, Lix, and Guix package managers allow a bypass of build isolation in which a user can elevate their privileges to the build user account (e.g., nixbld or guixbuild). This affects Nix through 2.24.15, 2.26.4, 2.28.4, and 2.29.1; Lix through 2.91.2, 2.92.2, and 2.93.1; and Guix before 1.4.0-38.0e79d5b.

Record
DEBIAN-CVE-2025-46416
CVSS 3.1
2.9 LowCVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N
Updated
2026-11-02
OSVUBUNTU-CVE-2025-46416 2.9

The Nix, Lix, and Guix package managers allow a bypass of build isolation in which a user can elevate their privileges to the build user account (e.g., nixbld or guixbuild). This affects Nix through 2.24.15, 2.26.4, 2.28.4, and 2.29.1; Lix through 2.91.2, 2.92.2, and 2.93.1; and Guix before 1.4.0-38.0e79d5b.

Record
UBUNTU-CVE-2025-46416
CVSS 3.1
2.9 LowCVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N
Updated
2026-11-02
OSV No score

The Nix, Lix, and Guix package managers allow a bypass of build isolation in which a user can elevate their privileges to the build user account (e.g., nixbld or guixbuild). This affects Nix through 2.24.15, 2.26.4, 2.28.4, and 2.29.1; Lix through 2.91.2, 2.92.2, and 2.93.1; and Guix before 1.4.0-38.0e79d5b.

Record
CVE-2025-46416
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
guix
Debian:11
 All versions, plus listed versions
1.2.0-41.2.0-4+deb11u11.2.0-4+deb11u21.2.0-4+deb11u31.3.0+26720.a2e4e-1
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1.3.0+26756.c07b5-11.3.0+26756.c07b5-21.3.0-11.3.0-21.3.0-31.3.0-41.3.0-51.3.0~rc1-11.4.0+154709.ab1b557d8f3-11.4.0+154710+ab1b5-11.4.0+154710+ab1b5-21.4.0+154928+f1810-11.4.0-11.4.0-21.4.0-31.4.0-41.4.0-51.4.0-61.4.0-71.4.0-81.4.0-91.4.0~rc1-11.4.0~rc1-21.4.0~rc2-1
 None known
guix
Ubuntu:Pro:22.04:LTS
 All versions, plus listed versions
1.2.0-41.3.0-21.3.0-41.3.0-4ubuntu0.1~esm1
 None known
guix
Ubuntu:Pro:24.04:LTS
 All versions, plus listed versions
1.4.0-51.4.0-61.4.0-6build11.4.0-6ubuntu0.1~esm1
 None known

History

History
RecordedChangedSources
first indexedCVE List, EUVD, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2025-46416 is a low vulnerability (CVSS 2.9) in Nixos Nix, published June 27, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.18%, the 8th percentile. No source names a fixed version.

References

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