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CVE-2026-110452

Quick assessment

Affected
NixOS Nix
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

在 Nix 2.35.3 之前的多用户安装器中，会将存储内容的属主设置为调用安装器的用户，而本应设置为 root 用户所有。

CVSS 4.0 · Medium EPSS 0.13% · P2

Affected Version Matrix 5

VendorProduct Version RangeStatus
NixOS Nix < 2.28.8 affected
2.29.0< 2.30.6 affected
2.31.0< 2.31.6 affected
2.32.0< 2.34.9 affected
2.35.0< 2.35.3 affected
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I. Basic Information for CVE-2026-110452

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
不正确的属主授予
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
NixOS Nix 0 ~ 2.28.8 -

II. Public POCs for CVE-2026-110452

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2026-110452

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Other References for CVE-2026-110452 (1)

Same Patch Batch · NixOS · 2026-10-14 · 5 CVEs total

CVE-2026-110450 8.0 HIGH Nix/Lix提权漏洞
CVE-2026-110449 7.5 HIGH Nix/Lix漏洞：整数溢出致越界写
CVE-2026-110451 4.3 MEDIUM Nix/Lix macOS座套沙箱逃逸
CVE-2026-110453 4.3 MEDIUM Nix <2.35.3 沙箱绕过漏洞

IV. Related Vulnerabilities

Same product: Nix
Same vendor: NixOS
Same weakness: CWE-708

V. Comments for CVE-2026-110452

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