CVE-2026-0404
Insufficient input validation in NETGEAR Orbi routers
- Published
- Updated
- Reserved
- Assigned by
- NETGEAR
Description
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.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NETGEARCNA (assigner) | 4.0 | Medium4.8 | 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/AU:N/R:U/V:D/RE:M/U:Amber |
| NVDNVD · Analyzed | 4.0 | Medium4.8 | 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 |
- EPSS (exploitation in 30 days)
- 1.1% · top 35% of all CVEs (6 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: total
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.8.
Weakness
Affected products
- affected < v7.2.8.5
- affected < v7.2.8.5
- affected < v7.2.8.5
- affected < v7.2.8.5
- affected < v7.2.8.5
- affected < v7.2.8.5
- affected < v7.2.8.5
- affected < v7.2.8.5
- affected < v7.2.8.5
- affected < v7.2.8.5
- affected < v7.2.8.5
- affected < v7.2.8.5
What to do
Solution: Devices with automatic updates enabled may already have this patch applied. If not, please check the firmware version and update it to the latest. Fixed in: RBR750 firmware v7.2.8.5 or later https://www.netgear.com/support/product/rbr750 RBR840 firmware v7.2.8.5 or later https://www.netgear.com/support/product/rbr840 RBR850 firmware v7.2.8.5 or later https://www.netgear.com/support/product/rbr850 RBR860 firmware v7.2.8.5 or later https://www.netgear.com/support/product/rbr860 RBS750 firmware v7.2.8.5 or later https://www.netgear.com/support/product/rbs750 RBS840 firmware v7.2.8.5 or later https://www.netgear.com/support/product/rbs840 RBS850 firmware v7.2.8.5 or later https://www.netgear.com/support/product/rbs850 RBS860 firmware v7.2.8.5 or later https://www.netgear.com/support/product/rbs860 RBRE950 firmware v7.2.8.5 or later https://www.netgear.com/support/product/rbre950 RBRE960 firmware v7.2.8.5 or later https://www.netgear.com/support/product/rbre960 RBSE950 firmware v7.2.8.5 or later https://www.netgear.com/support/product/rbse950 RBSE960 firmware v7.2.8.5 or later https://www.netgear.com/support/product/rbse960
References (13)
- https://www.netgear.com/support/product/rbre960 (opens in a new tab)patchproduct
- https://www.netgear.com/support/product/rbse960 (opens in a new tab)productpatch
- https://www.netgear.com/support/product/rbr850 (opens in a new tab)productpatch
- https://www.netgear.com/support/product/rbs850 (opens in a new tab)productpatch
- https://www.netgear.com/support/product/rbr860 (opens in a new tab)productpatch
- https://www.netgear.com/support/product/rbs860 (opens in a new tab)productpatch
- https://www.netgear.com/support/product/rbre950 (opens in a new tab)productpatch
- https://www.netgear.com/support/product/rbse950 (opens in a new tab)productpatch
- https://www.netgear.com/support/product/rbr750 (opens in a new tab)productpatch
- https://www.netgear.com/support/product/rbs750 (opens in a new tab)productpatch
- https://www.netgear.com/support/product/rbr840 (opens in a new tab)productpatch
- https://www.netgear.com/support/product/rbs840 (opens in a new tab)productpatch
- https://kb.netgear.com/000070442/January-2026-NETGEAR-Security-Advisory (opens in a new tab)vendor-advisory
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2026-0404)Record last updated .