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Home / Threats / CVE-2026-0404

CVE-2026-0404 - RBR750 Plugin

CVE-2026-0404

Vulnerability CVE-2026-0404 PLUGIN rbr750 MEDIUM

An insufficient input validation vulnerability in NETGEAR Orbi devices' DHCPv6 functionality allows network adjacent attackers authenticated over WiFi or on LAN to execute OS command injections on the router. DHCPv6 is not enabled by default.

CVE-2026-0404

MEDIUM CVSS 4.8 Published 2026-01-13 Updated 2026-02-12
AI Risk Moderate (50/100) Active Exploit: No strong signal Published Exploit: No public exploit references Priority: P4 Planned
Severity Band MEDIUM
CVSS Vector CVSS:4.0/AV:A/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/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
Affected Components 12
Reference Links 10
AI Risk Engine Moderate (50/100)
Exploitability High
Active Exploitation No strong signal
Published Exploit Status No public exploit references

Threat Timeline

  1. 2026-01-13 CVE published and first recorded in the threat feed.
  2. 2026-02-12 Record updated with latest vulnerability metadata.
  3. 2026-04-09 AI technical context refreshed for mitigation and impact guidance.
  4. Now Monitoring for follow-up changes, linked references, and new related CVEs.

AI Context

Machine-generated threat intelligence

AI Updated 6 days ago

AI enriched 6 days ago (2026-04-09 08:15 UTC)

Technical Summary

An insufficient input validation vulnerability in NETGEAR Orbi devices' DHCPv6 functionality allows network adjacent attackers authenticated over WiFi or on LAN to execute OS command injections on the router. DHCPv6 is not enabled by default.

Potential Impact

Severity is MEDIUM (CVSS 4.8). Depending on deployment context, affected components may be exposed to unauthorized actions or data integrity risk.

Exploitability Assessment

Exploitability is assessed as High based on remote code execution potential.

Primary risk drivers: remote code execution potential

Mitigation Recommendations

Validate affected product versions, prioritize patching, and monitor references for vendor remediation guidance. If immediate patching is not possible, apply compensating controls and limit exposure of vulnerable surfaces.

Detection & Monitoring

Track authentication anomalies, unexpected file writes, and suspicious plugin API activity around affected components.

Business Impact Lens

Prioritize remediation where affected components process customer data, admin sessions, or Internet-exposed workflows.

Affected Products

RBR750 PLUGIN · rbr750 Affected: >= 0, < 7.2.8.5 Fixed in: 7.2.8.5
RBR840 PLUGIN · rbr840 Affected: >= 0, < 7.2.8.5 Fixed in: 7.2.8.5
RBR850 PLUGIN · rbr850 Affected: >= 0, < 7.2.8.5 Fixed in: 7.2.8.5
RBR860 PLUGIN · rbr860 Affected: >= 0, < 7.2.8.5 Fixed in: 7.2.8.5
RBRE950 PLUGIN · rbre950 Affected: >= 0, < 7.2.8.5 Fixed in: 7.2.8.5
RBRE960 PLUGIN · rbre960 Affected: >= 0, < 7.2.8.5 Fixed in: 7.2.8.5
RBS750 PLUGIN · rbs750 Affected: >= 0, < 7.2.8.5 Fixed in: 7.2.8.5
RBS840 PLUGIN · rbs840 Affected: >= 0, < 7.2.8.5 Fixed in: 7.2.8.5
RBS850 PLUGIN · rbs850 Affected: >= 0, < 7.2.8.5 Fixed in: 7.2.8.5
RBS860 PLUGIN · rbs860 Affected: >= 0, < 7.2.8.5 Fixed in: 7.2.8.5
RBSE950 PLUGIN · rbse950 Affected: >= 0, < 7.2.8.5 Fixed in: 7.2.8.5
RBSE960 PLUGIN · rbse960 Affected: >= 0, < 7.2.8.5 Fixed in: 7.2.8.5

References

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