CVE-2026-43581

Name: CVE-2026-43581
Creator: NVD / NIST
Published: 2026-05-06T20:16:33.92+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9/10EPSS 0.21%

Last modified Jun 17, 2026

CVE-2026-43581 is a critical-severity vulnerability rated 9/10 on the CVSS scale. OpenClaw before 2026.4.10 contains an improper network binding vulnerability in the sandbox browser CDP relay that exposes Chrome DevTools Protocol on 0.0.0.0. Attackers can access the DevTools protocol outside intended local sandbox boundaries by exploiting the overly broad binding configuration.. EPSS estimates a 0.21% chance of exploitation in the next 30 days.

Description

OpenClaw before 2026.4.10 contains an improper network binding vulnerability in the sandbox browser CDP relay that exposes Chrome DevTools Protocol on 0.0.0.0. Attackers can access the DevTools protocol outside intended local sandbox boundaries by exploiting the overly broad binding configuration.

Metrics

CVSS 3.1

9.6/10

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

CVSS 4.0

9/10

CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS Probability

0.21%

11.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-1188

Affected Software

Vendor	Product	Versions
Openclaw	Openclaw	< 2026.4.10

References

https://github.com/openclaw/openclaw/commit/fbf11ebdb7110632f93926d0ac7b48f04cb44d77Patch
https://github.com/openclaw/openclaw/security/advisories/GHSA-525j-hqq2-66r4Mitigation, Vendor Advisory
https://www.vulncheck.com/advisories/openclaw-chrome-devtools-protocol-exposure-via-overly-broad-cdp-relay-bindingThird Party Advisory

Timeline

Published: May 6, 2026
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2026-43581?

How severe is CVE-2026-43581?

CVE-2026-43581 has a CVSS score of 9/10 (CRITICAL severity). The EPSS model estimates a 0.21% probability of exploitation in the next 30 days.

How do I fix CVE-2026-43581?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2026-43581?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST