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CVE-2026-53829

Openclaw vulnerability

8.0 HIGHEPSS 0.42%
  1. Published12 Jun 2026

Description

OpenClaw before 2026.5.18 contains an approval display truncation vulnerability allowing authenticated users to hide command suffixes from approvers. Attackers can submit oversized exec commands with benign prefixes and malicious suffixes to execute unauthorized operations after approval.

CVSS 3.1 breakdown

Attack vectorNetwork
Attack complexityLow
Privileges requiredLow
User interactionRequired
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H

Affected products

Openclaw< 2026.5.18

Remediation

Fixed in
Openclaw≥ 2026.5.18

References

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Frequently asked

Is CVE-2026-53829 being actively exploited?

CVE-2026-53829 is not in the CISA KEV catalog. Its EPSS exploit probability is 0.42%.

How severe is CVE-2026-53829?

CVE-2026-53829 has a CVSS 3.1 base score of 8.0, rated high. EPSS estimates a 0.42% probability of exploitation.

Which products are affected by CVE-2026-53829?

Affected products include Openclaw.

How do I fix CVE-2026-53829?

Upgrade affected software to a fixed version, for example Openclaw 2026.5.18 or later, then confirm no affected versions remain in your inventory.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2026-53829 against the real software inventory on every managed device, as each hourly inventory arrives. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.