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CVE-2026-101884

7.5 · HIGH

OpenClaw Windows Node before 2026.7.1 contains an incomplete environment-variable sanitizer in system.run that fails to block GIT_CONFIG_*, DOTNET_STARTUP_HOOKS, and JAVA_TOOL_OPTIONS variables.

Published Sep 30, 2026CWE-184EPSS 0.47%

Overview

CVE-2026-101884 is a high-severity vulnerability. It was published on September 30, 2026 and has a CVSS 3.1 base score of 7.5 (HIGH).

This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

Technical description

OpenClaw Windows Node before 2026.7.1 contains an incomplete environment-variable sanitizer in system.run that fails to block GIT_CONFIG_*, DOTNET_STARTUP_HOOKS, and JAVA_TOOL_OPTIONS variables. Attackers with gateway or agent access can supply these variables to allowlisted tools like git, dotnet, or java to load attacker-controlled code and achieve arbitrary code execution.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

GitHubgithub.com/openclaw/openclaw-windows-node/blob/v0.6.12/src/OpenClaw.Shared/ExecEnvSanitizer.cs#L15-L50GitHubgithub.com/openclaw/openclaw-windows-node/commit/261ba11aaad671834ad141bb85101b50cf1a38f6GitHubgithub.com/openclaw/openclaw-windows-node/releases/tag/v2026.7.1GitHubgithub.com/openclaw/openclaw-windows-node/security/advisories/GHSA-39cf-qcfw-g8pgRefwww.vulncheck.com/advisories/openclaw-windows-node-before-2026.7.1-remote-code-execution-via-environment-overrideGitHubgithub.com/openclaw/openclaw-windows-node/security/advisories/GHSA-39cf-qcfw-g8pg

How CyberStrike helps

Frequently asked questions

What is CVE-2026-101884?

CVE-2026-101884 is a high-severity vulnerability. It was published on September 30, 2026 and has a CVSS 3.1 base score of 7.5 (HIGH).

How severe is CVE-2026-101884?

This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2026-101884?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2026-101884?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2026-101884 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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