How severe is CVE-2026-42429?

CVE-2026-42429 has a CVSS 3.x base score of 7.1, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity high, and availability none.

Is CVE-2026-42429 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (15th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-42429?

CVE-2026-42429 affects Openclaw. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-42429?

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-2026-42429 have an EU (EUVD) identifier?

Yes. CVE-2026-42429 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-26131.

When was CVE-2026-42429 published?

CVE-2026-42429 was published on 2026-04-28 and last updated on 2026-06-17.

CVE-2026-42429

CVE-2026-42429 is a high-severity vulnerability in Openclaw with a CVSS 3.x base score of 7.1. 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-863.

Key facts

Severity: High (CVSS 3.x base score 7.1)
CVSS v4: 6.0
EPSS exploit prediction: 0% (15th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-26131
Weakness: CWE-863
Affected product: Openclaw
Published: 2026-04-28
Last modified: 2026-06-17

Description

OpenClaw before 2026.4.8 contains a privilege escalation vulnerability in the gateway plugin HTTP authentication mechanism that escalates identity-bearing operator.read requests to runtime operator.write permissions. Attackers can exploit this by sending read-scoped requests through the gateway auth route to gain unauthorized write access to runtime operations.

Frequently asked questions

What is CVE-2026-42429?: OpenClaw before 2026.4.8 contains a privilege escalation vulnerability in the gateway plugin HTTP authentication mechanism that escalates identity-bearing operator.read requests to runtime operator.write permissions. Attackers can exploit this by sending read-scoped requests through the gateway auth route to gain unauthorized write access to runtime operations.
How severe is CVE-2026-42429?: CVE-2026-42429 has a CVSS 3.x base score of 7.1, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity high, and availability none.
Is CVE-2026-42429 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (15th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-42429?: CVE-2026-42429 affects Openclaw. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-42429?: 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-2026-42429 have an EU (EUVD) identifier?: Yes. CVE-2026-42429 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-26131.
When was CVE-2026-42429 published?: CVE-2026-42429 was published on 2026-04-28 and last updated on 2026-06-17.

References

Affected products (1)

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

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