How severe is CVE-2026-44118?

CVE-2026-44118 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2026-44118 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (2nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-44118?

CVE-2026-44118 affects Openclaw. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-44118?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2026-44118 have an EU (EUVD) identifier?

Yes. CVE-2026-44118 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-28201.

When was CVE-2026-44118 published?

CVE-2026-44118 was published on 2026-05-06 and last updated on 2026-06-17.

CVE-2026-44118

CVE-2026-44118 is a high-severity vulnerability in Openclaw with a CVSS 3.x base score of 7.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-290.

Key facts

Severity: High (CVSS 3.x base score 7.8)
CVSS v4: 8.5
EPSS exploit prediction: 0% (2nd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-28201
Weakness: CWE-290
Affected product: Openclaw
Published: 2026-05-06
Last modified: 2026-06-17

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.

Frequently asked questions

What is CVE-2026-44118?: 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.
How severe is CVE-2026-44118?: CVE-2026-44118 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2026-44118 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (2nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-44118?: CVE-2026-44118 affects Openclaw. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-44118?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2026-44118 have an EU (EUVD) identifier?: Yes. CVE-2026-44118 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-28201.
When was CVE-2026-44118 published?: CVE-2026-44118 was published on 2026-05-06 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:openclaw:openclaw:*:*:*:*:*:node.js:*:*

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