---
title: "CVE-2026-100559: OpenClaw - Command Injection"
description: "OpenClaw < 2026.8.1 contains a command injection caused by escaped newlines confusing exec allowlist parsing, letting attackers execute hidden commands bypassing authorization prompts, exploit requires crafted input with escaped newlines."
url: https://panop.io/threat-heartbeat/CVE-2026-100559/
---

# CVE-2026-100559 OpenClaw - Command Injection

OpenClaw < 2026.8.1 contains a command injection caused by escaped newlines confusing exec allowlist parsing, letting attackers execute hidden commands bypassing authorization prompts, exploit requires crafted input with escaped newlines.

CVSS base score 8.0 /10

High

CISA KEV

Not listed

Public exploit

None known

Authentication

Required

EPSS

0.25% chance of exploitation in 30 days

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-100559)

## Details

Type

Command Injection

Impact

Command Injection

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H

Published

26 September 2026

Updated

15 October 2026

Weakness

[CWE-78](https://cwe.mitre.org/data/definitions/78.html)

## Vendor fix

Update to version 2026.8.1 or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

## References

- [https://nvd.nist.gov/vuln/detail/CVE-2026-100559](https://nvd.nist.gov/vuln/detail/CVE-2026-100559)
- [https://github.com/openclaw/openclaw/security/advisories/GHSA-9f86-pvv5-rxfw](https://github.com/openclaw/openclaw/security/advisories/GHSA-9f86-pvv5-rxfw)
- [https://www.vulncheck.com/advisories/openclaw-before-2026.8.1-command-injection-via-escaped-newlines](https://www.vulncheck.com/advisories/openclaw-before-2026.8.1-command-injection-via-escaped-newlines)

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## What this record can't tell you

- Whether you run the affected software, and where
- Whether an attacker can actually reach and exploit it
- The misconfigurations that never get a CVE number
- What it would cost the business, ranked into what to fix first

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