CVE-2026-0403: netgear rbe970_firmware Improper Input Validation
CVSS: 8.0v3.1HighAnalyzed
Published 13-01-2026Last modified 26-02-2026
Vulnerability summary
CVE-2026-0403 is a high (CVSS 8.0) Improper Input Validation vulnerability in netgear rbe970_firmware. EPSS estimates a 0.33% chance of exploitation in the next 30 days, higher than 24.5% of scored vulnerabilities.
CVSS score
8.0/10
010
High · v3.1 (NVD)EPSS score
0.33%
0%100%
Low · +0.01 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 13-01-2026PublishedVulnerability first disclosed.
- 26-02-2026Last modifiedVulnerability information updated.
Description
An insufficient input validation vulnerability in NETGEAR Orbi routers allows attackers connected to the router's LAN to execute OS command injections.
CVSS metrics
3 scores · 2 sources · 2 versionsLow 1.1Preferred score · CVE.org (CNA)
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:AmberSourcesAll 2 agree
- NVDNIST1.1LowCVSS: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
High 8.0Preferred score · NVD (NIST)
CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HSourcesSingle source
EPSS trend
Probability
0.33%
Chance of exploitation in the next 30 days
Percentile
25%
Versus all other CVEs
30-day change
+0.01 pp
From 0.32% on 18-09-2026
18-09-202618-10-2026
EPSS score0.33%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Netgear10 products
- rbe970_firmware< v9.10.0.2 | < 9.10.0.2
- rbe971_firmware< v9.10.0.2 | < 9.10.0.2
- rbr750_firmware≤ 4.6.14.3 | < 7.2.8.5
- rbr850_firmware< V7.2.8.5 | < 7.2.8.5
- rbr860_firmware< v7.2.8.5 | < 7.2.8.5
1 vendor · 10 products