CVE-2026-41347: OpenClaw before 2026.3.31 lacks browser-origin validation in HTTP operator endpoints when operating in trusted

Routine

HIGH 7.1UPGRADE

CVE-2026-41347 is a high-severity flaw (CVSS 7.1) affecting openclaw. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

OpenClaw before 2026.3.31 lacks browser-origin validation in HTTP operator endpoints when operating in trusted-proxy mode, allowing cross-site request forgery attacks. Attackers can exploit this by sending malicious requests from a browser in trusted-proxy deployments to perform unauthorized actions on HTTP operator endpoints.

Why this priority

High severity

A fixed release or distro patch exists.

Risk facts

CVSS score	7.1 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.1% (top 99%)
CISA exploited list	No
Weakness	CWE-352
Published	2026-04-23
Last modified	2026-06-17

Publisher (CNA): VulnCheck · Vendor: openclaw

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-04-23 22:16 UTCPublished CVE record published
2026-06-17 10:46 UTCUpdated Record last modified

openclaw openclaw UPGRADE

Affected: < 2026.3.31

Fixed in: 2026.3.31

Safe to downgrade to: no unaffected older release

1. Check installed version

npm ls openclaw

2. UPGRADE to 2026.3.31

npm install openclaw@">=2026.3.31"

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-41347?

openclaw: upgrade to 2026.3.31. Exact commands for each OS are on this page.

Is CVE-2026-41347 being exploited?

CVE-2026-41347 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-41347 affect?

CVE-2026-41347 affects openclaw. Severity is high (CVSS 7.1). OpenClaw before 2026.3.31 lacks browser-origin validation in HTTP operator endpoints when operating in trusted-proxy mode, allowing cross-site request forgery attacks. Attackers can exploit this by sending malicious requests from a browser

How urgent is CVE-2026-41347?

Priority 25/100. High severity

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References

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