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CVE-2025-12942

Improper input validation in NETGEAR R6260 and R6850

Published: Nov 11, 2025Updated: Dec 8, 2025 Sources: CVE List NVD BDUCWE-20
NVD MITRE
7.5CVSSHIGH
EPSS Score
0.3%
Top 81.1%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

Improper Input Validation vulnerability in NETGEAR R6260 and NETGEAR R6850 allows unauthenticated attackers connected to LAN with ability to perform MiTM attacks and control over DNS Server to perform command execution.This issue affects R6260: through 1.1.0.86; R6850: through 1.1.0.86.

CVSS Vector Breakdown

AV:AAC:HPR:NUI:NS:UC:HI:HA:H
Exploitability
AV:AAttack Vector
Adjacent
AC:HAttack Complexity
High
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
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Weaknesses

CWE-20

Affected Products

R6260NETGEARNetworking Infrastructure
R6850NETGEARNetworking Infrastructure
r6260 firmwarenetgearNetworking Infrastructure
r6850 firmwarenetgearNetworking Infrastructure
netgearcommercialUSNetworking Infrastructureaka net gear

Attack Graph

Products CVE Techniques Tactics

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Exploitability

Official Patch Available

MITRE ATT&CK

1 technique
Initial Access
View detailed technique mapping

References

https://www.netgear.com/support/product/r6850
netgear.com
https://www.netgear.com/support/product/r6260
netgear.com
https://kb.netgear.com/000070355/NETGEAR-Security-Advisories-November-2025
kb.netgear.com

Timeline

Published
Nov 11, 2025
Last Updated
Dec 8, 2025

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