OpenClaw up to 2026.3.30 host-env-security-policy.json uncontrolled search path

Summaryinfo

A vulnerability marked as problematic has been reported in OpenClaw up to 2026.3.30. Affected is an unknown function of the file host-env-security-policy.json. This manipulation causes uncontrolled search path. This vulnerability is tracked as CVE-2026-41373. The attack is restricted to local execution. No exploit exists. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in OpenClaw up to 2026.3.30. It has been declared as problematic. Affected by this vulnerability is an unknown code of the file host-env-security-policy.json. The manipulation with an unknown input leads to a uncontrolled search path vulnerability. The CWE definition for the vulnerability is CWE-427. The product uses a fixed or controlled search path to find resources, but one or more locations in that path can be under the control of unintended actors. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

OpenClaw before 2026.3.31 contains an incomplete host-env-security-policy.json that fails to restrict compiler binary environment variables, allowing untrusted models to substitute CC, CXX, CARGO_BUILD_RUSTC, and CMAKE_C_COMPILER via environment overrides. Attackers with approved host-exec requests can override compiler binaries to execute arbitrary code during build processes.

It is possible to read the advisory at github.com. This vulnerability is known as CVE-2026-41373 since 04/20/2026. The exploitation appears to be difficult. Attacking locally is a requirement. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1574 according to MITRE ATT&CK.

By approaching the search of inurl:host-env-security-policy.json it is possible to find vulnerable targets with Google Hacking.

Upgrading to version 2026.3.31 eliminates this vulnerability. Applying the patch e277a37f896b5011a1df06e6490c6630074d0afa is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

• Artificial Intelligence Software

Name

• OpenClaw

Version

• 2026.3.0
• 2026.3.1
• 2026.3.2
• 2026.3.3
• 2026.3.4
• 2026.3.5
• 2026.3.6
• 2026.3.7
• 2026.3.8
• 2026.3.9
• 2026.3.10
• 2026.3.11
• 2026.3.12
• 2026.3.13
• 2026.3.14
• 2026.3.15
• 2026.3.16
• 2026.3.17
• 2026.3.18
• 2026.3.19
• 2026.3.20
• 2026.3.21
• 2026.3.22
• 2026.3.23
• 2026.3.24
• 2026.3.25
• 2026.3.26
• 2026.3.27
• 2026.3.28
• 2026.3.29
• 2026.3.30

License

• open-source

Website

• Product: https://github.com/openclaw/openclaw/

CPE 2.3info

• 🔒
• 🔒
• 🔒

CPE 2.2info

• 🔒
• 🔒
• 🔒

CVSSv4info

CVSSv3info

CVSSv2info

Exploitinginfo

Threat Intelligenceinfo

Countermeasuresinfo

Timelineinfo

Sourcesinfo

Entryinfo

Be aware that VulDB is the high quality source for vulnerability data.

Discussion