How severe is CVE-2026-27487?

CVE-2026-27487 has a CVSS 3.x base score of 7.6, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is high, integrity high, and availability low.

Is CVE-2026-27487 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (64th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-27487?

CVE-2026-27487 affects Openclaw. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-27487?

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-2026-27487 have an EU (EUVD) identifier?

Yes. CVE-2026-27487 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-7712.

When was CVE-2026-27487 published?

CVE-2026-27487 was published on 2026-02-21 and last updated on 2026-06-17.

CVE-2026-27487

CVE-2026-27487 is a high-severity vulnerability in Openclaw with a CVSS 3.x base score of 7.6. 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-78.

Key facts

Severity: High (CVSS 3.x base score 7.6)
EPSS exploit prediction: 1% (64th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-7712
Weakness: CWE-78
Affected product: Openclaw
Published: 2026-02-21
Last modified: 2026-06-17

Description

OpenClaw is a personal AI assistant. In versions 2026.2.13 and below, when using macOS, the Claude CLI keychain credential refresh path constructed a shell command to write the updated JSON blob into Keychain via security add-generic-password -w .... Because OAuth tokens are user-controlled data, this created an OS command injection risk. This issue has been fixed in version 2026.2.14.

Frequently asked questions

What is CVE-2026-27487?: OpenClaw is a personal AI assistant. In versions 2026.2.13 and below, when using macOS, the Claude CLI keychain credential refresh path constructed a shell command to write the updated JSON blob into Keychain via security add-generic-password -w .... Because OAuth tokens are user-controlled data, this created an OS command injection risk. This issue has been fixed in version 2026.2.14.
How severe is CVE-2026-27487?: CVE-2026-27487 has a CVSS 3.x base score of 7.6, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is high, integrity high, and availability low.
Is CVE-2026-27487 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (64th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-27487?: CVE-2026-27487 affects Openclaw. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-27487?: 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-2026-27487 have an EU (EUVD) identifier?: Yes. CVE-2026-27487 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-7712.
When was CVE-2026-27487 published?: CVE-2026-27487 was published on 2026-02-21 and last updated on 2026-06-17.

References

Affected products (1)

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

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