CVE-2026-53810: OpenClaw < 2026.5.18 - Arbitrary Code Execution via Unscanned Marketplace Runtime Extension Metadata

Severity: high (CVSS 8.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-06-11 · updated 2026-06-17
Weakness: CWE-829

Description

OpenClaw before 2026.5.18 contains a code execution vulnerability where marketplace runtime extension metadata can redirect loading toward unscanned package payloads. Attackers with trusted operator access can manipulate extension metadata to load plugin code outside reviewed package entry points, bypassing security scanning.

Affected products

OpenClaw: before 2026.5.18 — fixed in 2026.5.18

How to fix

Upgrade to a fixed version: OpenClaw 2026.5.18. Check the vendor advisory for mitigations.

References

https://github.com/openclaw/openclaw/security/advisories/GHSA-v6r2-jh58-xx6w
https://www.vulncheck.com/advisories/openclaw-arbitrary-code-execution-via-unscanned-marketplace-runtime-extension-metadata

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