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VulnerabilityPublished Updated

CVE-2026-44118: OpenClaw · Authentication Bypass by Spoofing

Affects OpenClawSource GCVE Database

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Not known to be exploited · CVSS 8.5 High : upgrade to 2026.4.22 soon.

Data as of 12 Nov 2026, 00:47 UTC

CVSS 4.0 base score
8.5High
How severe the flaw is on the 0–10 CVSS scale.

Thin evidence

One scorer or none
CVSS scores by source
CNA (VulnCheck)CVSS 4.08.5
CNA (VulnCheck)CVSS 3.17.8
Patch
Available – fixed in 2026.4.22
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 6 May 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 11 Nov 2026.

What to do

Upgrade openclaw/openclaw to 2026.4.22.

Affected software

ProductAffectedFixed in
GitHubopenclaw/openclawpkg:github/openclaw/openclawOther threatsAffected
  • <2026.4.22
Fixed in
  • 2026.4.22

Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.

AI-suggested

A fix is available in OpenClaw version 2026.4.22 and later. Users should upgrade to this version or newer to remediate the vulnerability. No other mitigation guidance is provided, and no vendor advisory indicating alternative mitigations or no action required is present.

Description

CVE-2026-44118 is an authentication bypass vulnerability in OpenClaw versions before 2026.4.22. The issue arises because OpenClaw derives loopback MCP owner context from spoofable bearer tokens in request headers. This allows non-owner loopback clients to impersonate the owner by manipulating sender-owner header metadata, thereby bypassing owner-restricted operations.

References

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