CVE-2026-42428: OpenClaw versions before 2026.4.8 fail to enforce integrity verification on downloaded plugin archives

Routine

HIGH 7.1UPGRADE

CVE-2026-42428 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 versions before 2026.4.8 fail to enforce integrity verification on downloaded plugin archives. Attackers can install malicious or tampered plugin packages without detection, compromising the local assistant environment.

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	High
Privileges needed	Low
User interaction	Required
EPSS exploit chance	0.1% (top 97%)
CISA exploited list	No
Weakness	CWE-353
Published	2026-04-28
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

2026-04-28 19:37 UTCPublished CVE record published
2026-06-17 10:47 UTCUpdated Record last modified

openclaw openclaw UPGRADE

Affected: < 2026.4.8

Fixed in: 2026.4.8

Safe to downgrade to: no unaffected older release

1. Check installed version

npm ls openclaw

2. UPGRADE to 2026.4.8

npm install openclaw@">=2026.4.8"

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-2026-42428?

openclaw: upgrade to 2026.4.8. Exact commands for each OS are on this page.

Is CVE-2026-42428 being exploited?

CVE-2026-42428 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-2026-42428 affect?

CVE-2026-42428 affects openclaw. Severity is high (CVSS 7.1). OpenClaw versions before 2026.4.8 fail to enforce integrity verification on downloaded plugin archives. Attackers can install malicious or tampered plugin packages without detection, compromising the local assistant environment.

How urgent is CVE-2026-42428?

Priority 26/100. High severity

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References

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