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Fencer Vulns
medium 4.6

CVE-2026-35659 json

OpenClaw < 2026.3.22 - Unresolved Service Metadata Routing via Bonjour and DNS-SD Discovery

published 2026-03-26 7 mo ago modified 2026-06-23 4 mo ago also GHSA-rvqr-hrcc-j9vv , EUVD-2026-21464

cvss
4.6
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.1%
EPSS 0.1% chance of exploitation in 30 days, percentile 2%
public exploits
0
none known

Summary

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.

Patch / fix

  • npm openclaw 2026.3.22
  • OpenClaw OpenClaw 2026.3.22

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
6 mo ago

Exploit prediction

0.12% chance of exploitation in the next 30 days, higher than 2% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 4.0 5.1 CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N
CNA 3.1 4.6 CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N
CNA 4.0 5.1 CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
NVD 3.1 6.3 CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:L/I:H/A:N
GitHub 3.1 4.6 CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N

Affected packages

ecosystem package affected fixed in
npm openclaw
<2026.3.22
2026.3.22

Affected products

  • OpenClaw OpenClaw

Classification

Weakness
  • CWE-345 Insufficient Verification of Data Authenticity
  • CWE-642 External Control of Critical State Data

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.