How severe is CVE-2026-43584?

CVE-2026-43584 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2026-43584 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (31st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-43584?

CVE-2026-43584 affects Openclaw. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-43584?

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-2026-43584 have an EU (EUVD) identifier?

Yes. CVE-2026-43584 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-28180.

When was CVE-2026-43584 published?

CVE-2026-43584 was published on 2026-05-06 and last updated on 2026-06-17.

CVE-2026-43584

CVE-2026-43584 is a high-severity vulnerability in Openclaw with a CVSS 3.x base score of 8.8. 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-184.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v4: 8.7
EPSS exploit prediction: 0% (31st percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-28180
Weakness: CWE-184
Affected product: Openclaw
Published: 2026-05-06
Last modified: 2026-06-17

Description

OpenClaw before 2026.4.10 contains an insufficient environment variable denylist vulnerability in its exec environment policy that allows operator-supplied overrides of high-risk interpreter startup variables including VIMINIT, EXINIT, LUA_INIT, and HOSTALIASES. Attackers can exploit this by manipulating these environment variables to influence downstream execution behavior or network connectivity.

Frequently asked questions

What is CVE-2026-43584?: OpenClaw before 2026.4.10 contains an insufficient environment variable denylist vulnerability in its exec environment policy that allows operator-supplied overrides of high-risk interpreter startup variables including VIMINIT, EXINIT, LUA_INIT, and HOSTALIASES. Attackers can exploit this by manipulating these environment variables to influence downstream execution behavior or network connectivity.
How severe is CVE-2026-43584?: CVE-2026-43584 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2026-43584 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (31st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-43584?: CVE-2026-43584 affects Openclaw. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-43584?: 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-2026-43584 have an EU (EUVD) identifier?: Yes. CVE-2026-43584 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-28180.
When was CVE-2026-43584 published?: CVE-2026-43584 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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