How severe is CVE-2026-53856?

CVE-2026-53856 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2026-53856 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (1st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-53856?

CVE-2026-53856 affects Openclaw. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-53856?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2026-53856 have an EU (EUVD) identifier?

Yes. CVE-2026-53856 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-37158.

When was CVE-2026-53856 published?

CVE-2026-53856 was published on 2026-06-16 and last updated on 2026-06-18.

CVE-2026-53856

CVE-2026-53856 is a medium-severity vulnerability in Openclaw with a CVSS 3.x base score of 5.5. 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-732.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
CVSS v4: 5.7
EPSS exploit prediction: 0% (1st percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-37158
Weakness: CWE-732
Affected product: Openclaw
Published: 2026-06-16
Last modified: 2026-06-18

Description

OpenClaw 2026.4.23 before 2026.4.24 contains an insecure file permissions vulnerability in config recovery that restores OpenClaw.json with overly broad permissions. Local attackers on shared hosts can read sensitive configuration data by exploiting the recovery path to access the restored config file.

Frequently asked questions

What is CVE-2026-53856?: OpenClaw 2026.4.23 before 2026.4.24 contains an insecure file permissions vulnerability in config recovery that restores OpenClaw.json with overly broad permissions. Local attackers on shared hosts can read sensitive configuration data by exploiting the recovery path to access the restored config file.
How severe is CVE-2026-53856?: CVE-2026-53856 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2026-53856 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (1st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-53856?: CVE-2026-53856 affects Openclaw. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-53856?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-53856 have an EU (EUVD) identifier?: Yes. CVE-2026-53856 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-37158.
When was CVE-2026-53856 published?: CVE-2026-53856 was published on 2026-06-16 and last updated on 2026-06-18.

References

Affected products (1)

cpe:2.3:a:openclaw:openclaw:2026.4.23:*:*:*:*:node.js:*:*

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