CVE-2026-35659: OpenClaw < 2026.3.22 - Unresolved Service Metadata Routing via Bonjour and DNS-SD Discovery

Severity: medium (CVSS 6.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.1% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-04-10 · updated 2026-06-17
Weakness: CWE-345

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.

Affected products

OpenClaw: before 2026.3.22 — fixed in 2026.3.22

How to fix

Upgrade to a fixed version: OpenClaw 2026.3.22. Check the vendor advisory for mitigations.

References

https://github.com/openclaw/openclaw/commit/630f1479c44f78484dfa21bb407cbe6f171dac87
https://github.com/openclaw/openclaw/commit/deecf68b59a9b7eea978e40fd3c2fe543087b569
https://github.com/openclaw/openclaw/security/advisories/GHSA-rvqr-hrcc-j9vv
https://www.vulncheck.com/advisories/openclaw-unresolved-service-metadata-routing-via-bonjour-and-dns-sd-discovery

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