What is CVE-2026-35659?

CVE-2026-35659 is a medium-severity vulnerability in Openclaw, classified under Insufficient Verification of Data Authenticity. CVSS score: 4.6/10. Published 2026-04-10.

How severe is CVE-2026-35659?

Medium severity. CVSS v3 base score is 4.6 out of 10.

Vulnerability in Openclaw

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…

EPSS: 0.000 (0.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.6 (Medium). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N.

Affected products

Openclaw — versions 0, 2026.3.22

Weakness classification (CWE)

CWE-345 — Insufficient Verification of Data Authenticity

References

GitHub Security Advisory (GHSA-rvqr-hrcc-j9vv) (third-party-advisory)
Patch Commit #1 (patch)
Patch Commit #2 (patch)
VulnCheck Advisory: OpenClaw < 2026.3.22 - Unresolved Service Metadata Routing via Bonjour and DNS-SD Discovery (third-party-advisory)

Frequently asked questions

What is CVE-2026-35659?: CVE-2026-35659 is a medium-severity vulnerability in Openclaw, classified under Insufficient Verification of Data Authenticity. CVSS score: 4.6/10. Published 2026-04-10.
How severe is CVE-2026-35659?: Medium severity. CVSS v3 base score is 4.6 out of 10.