CVE-2026-43529: OpenClaw before 2026.4.10 contains a time-of-check-time-of-use vulnerability in the validateScriptFileForShell

Routine

LOW 2.5UPGRADE

CVE-2026-43529 is a low-severity flaw (CVSS 2.5) affecting openclaw. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

OpenClaw before 2026.4.10 contains a time-of-check-time-of-use vulnerability in the validateScriptFileForShellBleed function that allows local attackers to bypass workspace boundary checks. An attacker with workspace write access can race-condition swap the target file between validation and preflight read, causing the validator to inspect a different file identity than the one that passed the initial boundary check.

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	2.5 (Low)
Attack vector	Local
Attack complexity	High
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.1% (top 100%)
CISA exploited list	No
Weakness	CWE-367
Published	2026-05-05
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

2026-05-05 12:16 UTCPublished CVE record published
2026-06-17 10:49 UTCUpdated Record last modified

openclaw openclaw UPGRADE

Affected: < 2026.4.10

Fixed in: 2026.4.10

Safe to downgrade to: no unaffected older release

1. Check installed version

npm ls openclaw

2. UPGRADE to 2026.4.10

npm install openclaw@">=2026.4.10"

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-2026-43529?

openclaw: upgrade to 2026.4.10. Exact commands for each OS are on this page.

Is CVE-2026-43529 being exploited?

CVE-2026-43529 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-2026-43529 affect?

CVE-2026-43529 affects openclaw. Severity is low (CVSS 2.5). OpenClaw before 2026.4.10 contains a time-of-check-time-of-use vulnerability in the validateScriptFileForShellBleed function that allows local attackers to bypass workspace boundary checks. An attacker with workspace write access can race-c

How urgent is CVE-2026-43529?

Priority 9/100. No elevated risk signals yet.

Related CVEs

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References

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