How severe is CVE-2026-28393?

CVE-2026-28393 has a CVSS 3.x base score of 7.7, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.

Is CVE-2026-28393 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (35th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-28393?

CVE-2026-28393 primarily affects Openclaw. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2026-28393?

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-2026-28393 have an EU (EUVD) identifier?

Yes. CVE-2026-28393 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-9893.

When was CVE-2026-28393 published?

CVE-2026-28393 was published on 2026-03-05 and last updated on 2026-06-17.

CVE-2026-28393

CVE-2026-28393 is a high-severity vulnerability in Openclaw with a CVSS 3.x base score of 7.7. 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-22.

Key facts

Severity: High (CVSS 3.x base score 7.7)
CVSS v4: 8.3
EPSS exploit prediction: 0% (35th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-9893
Weakness: CWE-22
Affected product: Openclaw
Published: 2026-03-05
Last modified: 2026-06-17

Description

OpenClaw versions 2.0.0-beta3 prior to 2026.2.14 contain a path traversal vulnerability in hook transform module loading that allows arbitrary JavaScript execution. The hooks.mappings[].transform.module parameter accepts absolute paths and traversal sequences, enabling attackers with configuration write access to load and execute malicious modules with gateway process privileges.

Frequently asked questions

What is CVE-2026-28393?: OpenClaw versions 2.0.0-beta3 prior to 2026.2.14 contain a path traversal vulnerability in hook transform module loading that allows arbitrary JavaScript execution. The hooks.mappings[].transform.module parameter accepts absolute paths and traversal sequences, enabling attackers with configuration write access to load and execute malicious modules with gateway process privileges.
How severe is CVE-2026-28393?: CVE-2026-28393 has a CVSS 3.x base score of 7.7, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.
Is CVE-2026-28393 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (35th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-28393?: CVE-2026-28393 primarily affects Openclaw. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2026-28393?: 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-2026-28393 have an EU (EUVD) identifier?: Yes. CVE-2026-28393 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-9893.
When was CVE-2026-28393 published?: CVE-2026-28393 was published on 2026-03-05 and last updated on 2026-06-17.

References

Affected products (4)

cpe:2.3:a:openclaw:openclaw:*:*:*:*:*:node.js:*:*
cpe:2.3:a:openclaw:openclaw:2.0.0:beta3:*:*:*:node.js:*:*
cpe:2.3:a:openclaw:openclaw:2.0.0:beta4:*:*:*:node.js:*:*
cpe:2.3:a:openclaw:openclaw:2.0.0:beta5:*:*:*:node.js:*:*

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