CVE-2026-0403
Insufficient input validation in NETGEAR Orbi routers
02 Description
Insufficient input validation in NETGEAR Orbi routers
03 Exploitation and scoring
- Exploitation
- Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
- SSVC decision
- ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
- AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
- Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.
- EPSS probability
- 0.33% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 25.9% of scored records. A rank, not a probability.
- NVD base score
- 1.1 (CVSS v4.0), scored by the NVD independently of the CNA.
- NVD CVSS vector
- 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 analysis status
- Analyzed. NVD last modified this record on 2026-06-17.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2026-01-13 16:00Z9 MO AGO
- Last updated
- 2026-02-26 15:04Z8 MO AGO
- Reserved
- 2025-12-03
- Assigning CNA
- NETGEAR
- Record state
- PUBLISHED
- Severity
- Low (CVSS 1.1)
- CNA CVSS vector
- 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
- Weaknesses
- CWE-20Improper Input ValidationClass
- Data version
- 5.2
- Document digest
- 0aa1acc8cb5db26fa376042378f3920d34d11546c0c2719ec098d206069a90d4
05 Affected products
06 References
- www.netgear.comhttps://www.netgear.com/support/product/rbr750
- www.netgear.comhttps://www.netgear.com/support/product/rbs750
- www.netgear.comhttps://www.netgear.com/support/product/rbre960
- www.netgear.comhttps://www.netgear.com/support/product/rbse960
- www.netgear.comhttps://www.netgear.com/support/product/rbr850
- www.netgear.comhttps://www.netgear.com/support/product/rbs850
- www.netgear.comhttps://www.netgear.com/support/product/rbe971
- www.netgear.comhttps://www.netgear.com/support/product/rbe970
- www.netgear.comhttps://www.netgear.com/support/product/rbr860
- www.netgear.comhttps://www.netgear.com/support/product/rbs860
- kb.netgear.comhttps://kb.netgear.com/000070442/January-2026-NETGEAR-Security-Advisory
07 Remediation
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: RBE971 firmware 9.10.0.2 or later https://www.netgear.com/support/product/rbe971 RBE970 firmware 9.10.0.2 or later https://www.netgear.com/support/product/rbe970 RBR750 firmware 7.2.8.5 or later https://www.netgear.com/support/product/rbr750 RBR850 firmware 7.2.8.5 or later https://www.netgear.com/support/product/rbr850 RBR860 firmware 7.2.8.5 or later https://www.netgear.com/support/product/rbr860 RBS750 firmware 7.2.8.5 or later https://www.netgear.com/support/product/rbs750 RBS850 firmware 7.2.8.5 or later https://www.netgear.com/support/product/rbs850 RBS860 firmware 7.2.8.5 or later https://www.netgear.com/support/product/rbs860 RBRE960 firmware 7.2.7.15 or later https://www.netgear.com/support/product/rbre960 RBSE960 firmware 7.2.7.15 or later https://www.netgear.com/support/product/rbse960