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Fencer Intel
high 8.0

CVE-2026-0403 json

Insufficient input validation in NETGEAR Orbi routers

published 9mo ago modified 5d ago also EUVD-2026-2232

cvss
8.0
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 26%
public exploits
0
none known

Summary

An insufficient input validation vulnerability in NETGEAR Orbi routers allows attackers connected to the router's LAN to execute OS command injections.

Patch / fix

  • NETGEAR RBRE960 v7.2.7.15
  • NETGEAR RBSE960 v7.2.7.15
  • NETGEAR RBR850 V7.2.8.5
  • NETGEAR RBS850 V7.2.8.5
  • NETGEAR RBE971 v9.10.0.2
  • NETGEAR RBE970 v9.10.0.2
  • NETGEAR RBR860 v7.2.8.5
  • NETGEAR RBS860 v7.2.8.5

Is CVE-2026-0403 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

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CISA SSVC

Exploitation
none
Automatable
no
Technical impact
total
Assessed
9mo ago

Exploit prediction

0.33% chance of exploitation in the next 30 days, higher than 26% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
CNA 4.0 1.1 CVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/AU:N/R:U/V:D/RE:M/U:Amber
CNA 4.0 1.1 CVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/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:N/R:U/V:D/RE:M/U:Amber
NVD 3.1 8.0 CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

  • NETGEAR RBR750
  • NETGEAR RBS750
  • NETGEAR RBRE960
  • NETGEAR RBSE960
  • NETGEAR RBR850
  • NETGEAR RBS850
  • NETGEAR RBE971
  • NETGEAR RBE970
  • NETGEAR RBR860
  • NETGEAR RBS860

Classification

Weakness
  • CWE-20 Improper Input Validation

References

Sources

Fencer Intel 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.