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CVE-2026-11735: CWE-121 Stack-based buffer overflow in NETGEAR R7000

0
Low
Published: 08/11/2026 (08/11/2026, 15:06:17 UTC)
Source: CVE Database V5
Vendor/Project: NETGEAR
Product: R7000

Description

A stack-based buffer overflow vulnerability affects the listed NETGEAR models allowing an authenticated admin user to make unauthorized modification to the router's software and functionality.

CVSS v4.0

Score 1.9low

Attack Vector
Adjacent Network
Attack Complexity
High
Attack Requirements
None
Privileges Required
High
User Interaction
None
Vuln. Confidentiality
None
Vuln. Integrity
High
Vuln. Availability
None
Subsq. Confidentiality
None
Subsq. Integrity
None
Subsq. Availability
None
CVSS:4.0/AV:A/AC:H/AT:N/PR:H/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/AU:Y/R:U/V:D/RE:L/U:Amber

Affected software

NETGEAR

R7000

Affected versions
>=0

NETGEAR

RAX20

Affected versions
>=0

NETGEAR

RAX35v2

Affected versions
>=0 <1.0.16.132

NETGEAR

RAX41

Affected versions
>=0

NETGEAR

RAX41v2

Affected versions
>=0 <1.1.4.28

NETGEAR

RAX42

Affected versions
>=0

NETGEAR

RAX42v2

Affected versions
>=0 <1.1.4.28

NETGEAR

RAX43

Affected versions
>=0 <1.0.16.132

NETGEAR

RAX43v2

Affected versions
>=0 <1.1.4.28

NETGEAR

RAX45

Affected versions
>=0

NETGEAR

RAX49S

Affected versions
>=0 <1.1.4.28

NETGEAR

RAX50

Affected versions
>=0 <1.0.16.132

NETGEAR

RAX50S

Affected versions
>=0 <1.0.16.132

NETGEAR

RAX50v2

Affected versions
>=0 <1.1.4.28

NETGEAR

RAX54Sv2

Affected versions
>=0 <1.1.4.28

NETGEAR

RAX54v2

Affected versions
>=0 <1.1.4.28

NETGEAR

RAXE450

Affected versions
>=0

NETGEAR

RAXE500

Affected versions
>=0 <1.2.14.114

NETGEAR

XR1000

Affected versions
>=0 <1.1.0.22

NETGEAR

XR1000v2

Affected versions
>=0 <1.1.0.22

AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 08/11/2026, 15:48:28 UTC

Technical Analysis

This vulnerability involves a stack-based buffer overflow (CWE-121) in the NETGEAR R7000 router models. An authenticated admin user can exploit this flaw to alter the router's software and functionality without authorization. The vulnerability has a CVSS 4.0 base score of 1.9, reflecting high attack complexity and required privileges. There is no vendor advisory or patch information available at this time, and no known exploits are reported in the wild.

Potential Impact

An authenticated administrator could leverage this vulnerability to modify the router's software and functionality in unauthorized ways. However, the low CVSS score and high attack complexity suggest limited practical impact or difficulty in exploitation. There are no reports of active exploitation.

Mitigation Recommendations

Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, ensure that administrative access is tightly controlled and monitored to reduce risk.

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Technical Details

Data Version
5.2
Assigner Short Name
NETGEAR
Date Reserved
2026-06-09T02:46:44.333Z
Cvss Version
4.0
State
PUBLISHED

Threat ID: 6a7b3f3abf8831d539f2ad84

Added to database: 08/11/2026, 15:26:50 UTC

Last enriched: 08/11/2026, 15:48:28 UTC

Last updated: 09/25/2026, 13:47:42 UTC

Views: 65

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