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TI-2026-00268 Aliases CVE-2026-0406GHSA-2vf2-f656-c2mm

Insufficient input validation in NETGEAR Nighthawk router XR1000v2

Priority LOW 29CWE-20Published · Updated

Key facts

Attack vector
Adjacent network
Privileges required
Low
User interaction
None
Attack complexity
Low
Attack requirements
None
Impact type
—
Confidentiality · integrity · availability
High · High · High
Fix status
No fix listed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA.

Summary

An insufficient input validation vulnerability in the NETGEAR XR1000v2 allows attackers connected to the router's LAN to execute OS command injections.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00251 16th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
NETGEARXR1000v2up to 1.1.0.22—No fix listedCNA
  • XR1000v2 VendorNETGEAR Affected up to 1.1.0.22 Fixed in — No fix listed CNA

CPE configurations NVD · 2

CPEVersionsRoleVendor
cpe:2.3:o:netgear:xr1000v2_firmware:*:*:*:*:*:*:*:*before 1.1.2.34VulnerableNETGEAR
cpe:2.3:h:netgear:xr1000v2:-:*:*:*:*:*:*:*not specified by NVDRunning onNETGEAR
  • cpe:2.3:o:netgear:xr1000v2_firmware:*:*:*:*:*:*:*:* Versions before 1.1.2.34 Vulnerable ·NETGEAR
  • cpe:2.3:h:netgear:xr1000v2:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-0406
  2. 2026-10-03 Alias added: GHSA-2vf2-f656-c2mm

References

Patch 2

  • TI-2026-10138 Command injection vulnerability in some NETGEAR Nighthawk devices CVSS 4.0MEDIUM 4.9
  • TI-2026-10135 Stack-based buffer overflow vulnerability in some NETGEAR Nighthawk routers CVSS 4.0LOW 1.9
  • TI-2026-10134 Stack-based buffer overflow vulnerability in some NETGEAR Nighthawk models CVSS 4.0LOW 1.9
  • TI-2026-00272 Insufficient input validation in certain NETGEAR routers CVSS 4.0LOW 1.9
  • TI-2026-08100 A CSRF vulnerability exists in certain NETGEAR XR series devices CVSS 4.0LOW 1.8

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences