How severe is CVE-2026-35659?

CVE-2026-35659 has a CVSS 3.x base score of 4.6, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2026-35659 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (2nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-35659?

CVE-2026-35659 affects Openclaw. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-35659?

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

Does CVE-2026-35659 have an EU (EUVD) identifier?

Yes. CVE-2026-35659 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-21464.

When was CVE-2026-35659 published?

CVE-2026-35659 was published on 2026-04-10 and last updated on 2026-06-17.

CVE-2026-35659

CVE-2026-35659 is a medium-severity vulnerability in Openclaw with a CVSS 3.x base score of 4.6. 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-345.

Key facts

Severity: Medium (CVSS 3.x base score 4.6)
CVSS v4: 5.1
EPSS exploit prediction: 0% (2nd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-21464
Weakness: CWE-345
Affected product: Openclaw
Published: 2026-04-10
Last modified: 2026-06-17

Description

OpenClaw before 2026.3.22 contains a service discovery vulnerability where TXT metadata from Bonjour and DNS-SD could influence CLI routing even when actual service resolution failed. Attackers can exploit unresolved hints to steer routing decisions to unintended targets by providing malicious discovery metadata.

Frequently asked questions

What is CVE-2026-35659?: OpenClaw before 2026.3.22 contains a service discovery vulnerability where TXT metadata from Bonjour and DNS-SD could influence CLI routing even when actual service resolution failed. Attackers can exploit unresolved hints to steer routing decisions to unintended targets by providing malicious discovery metadata.
How severe is CVE-2026-35659?: CVE-2026-35659 has a CVSS 3.x base score of 4.6, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2026-35659 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (2nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-35659?: CVE-2026-35659 affects Openclaw. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-35659?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-35659 have an EU (EUVD) identifier?: Yes. CVE-2026-35659 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-21464.
When was CVE-2026-35659 published?: CVE-2026-35659 was published on 2026-04-10 and last updated on 2026-06-17.

References

Affected products (1)

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

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