Nixpkgs security tracker
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CVE-2026-42427
5.3 MEDIUM
- CVSS version (CVSS): 3.1
- Attack Vector (AV): Local (L)
- Attack Complexity (AC): High (H)
- Privileges Required (PR): Low (L)
- User Interaction (UI): None (N)
- Scope (S): Unchanged (U)
- Confidentiality (C): Low (L)
- Integrity (I): High (H)
- Availability (A): None (N)
- Modified Attack Vector (MAV): Local (L)
- Modified Attack Complexity (MAC): High (H)
- Modified Privileges Required (MPR): Low (L)
- Modified User Interaction (MUI): None (N)
- Modified Confidentiality (MC): Low (L)
- Modified Scope (MS): Unchanged (U)
- Modified Integrity (MI): High (H)
- Modified Availability (MA): None (N)
Activity log
- Created suggestion
OpenClaw < 2026.4.8 - Remote Code Execution via Build Tool Environment Variable Injection
OpenClaw before 2026.4.8 contains a remote code execution vulnerability caused by missing environment variable denylist entries for HGRCPATH, CARGO_BUILD_RUSTC_WRAPPER, RUSTC_WRAPPER, and MAKEFLAGS. Attackers can inject malicious build tool environment variables to influence host exec commands and achieve arbitrary code execution.
References
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GitHub Security Advisory (GHSA-7437-7hg8-frrw) vendor-advisory
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Patch Commit patch
Affected products
OpenClaw
- ==2026.4.8
- <2026.4.8
Package maintainers
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@mkg20001 Maciej Krüger <mkg20001+nix@gmail.com>
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@chrisportela Chris Portela <chris@chrisportela.com>