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 decisions to unintended targets by providing malicious discovery metadata.
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.002 (7.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 7th percentile — 7.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.001 · newest: 0.002 · change: +0.001
Affected products
- Openclaw — versions 0, 2026.3.22
Weakness classification (CWE)
References
- github.com/openclaw/openclaw/security/advisories/GHSA-rvqr-hrcc-j9vv (vendor-advisory, Vendor Advisory, third-party-advisory)
- github.com/openclaw/openclaw/commit/630f1479c44f78484dfa21bb407cbe6f171dac87 (Patch, patch)
- github.com/openclaw/openclaw/commit/deecf68b59a9b7eea978e40fd3c2fe543087b569 (Patch, patch)
- www.vulncheck.com/advisories/openclaw-unresolved-service-metadata-routing-via-b… (Third Party Advisory, 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.