CVE-2026-44118: OpenClaw < 2026.4.22 - Owner Context Spoofing via Bearer Token Header

Severity: high (CVSS 7.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.1% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-05-06 · updated 2026-06-17
Weakness: CWE-290

Description

OpenClaw before 2026.4.22 derives loopback MCP owner context from spoofable server-issued bearer tokens in request headers. Non-owner loopback clients can present themselves as owner to bypass owner-gated operations by manipulating the sender-owner header metadata.

Affected products

OpenClaw: before 2026.4.22 — fixed in 2026.4.22

How to fix

Upgrade to a fixed version: OpenClaw 2026.4.22. Check the vendor advisory for mitigations.

References

https://github.com/openclaw/openclaw/commit/3cb1a56bfc9579a0f2336f9cfa12a8a744332a19
https://github.com/openclaw/openclaw/security/advisories/GHSA-r6xh-pqhr-v4xh
https://www.vulncheck.com/advisories/openclaw-owner-context-spoofing-via-bearer-token-header

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