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CVE-2026-62657— Certificate validation vulnerability in NETGEAR Gaming Router and certain Nighthawk models

Quick assessment

Affected
NETGEAR MR70
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

NETGEAR MR70是美国NETGEAR公司的无线路由器。 NETGEAR MR70存在加密问题漏洞，该漏洞源于路由器的证书验证过程存在缺陷，可能导致未经授权的用户远程访问并控制设备。以下版本受到影响：MR70 V1.0.4.48之前版本、MS70 V1.0.4.48之前版本、RAXE500 V1.2.14.114之前版本和XR1000 V1.0.2.86之前版本。

AI Predicted 9.8 Difficulty: Easy EPSS 0.15% · P4

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 4

VendorProduct Version RangeStatus
NETGEAR MR70 < V1.0.4.48 affected
NETGEAR MS70 < V1.0.4.48 affected
NETGEAR RAXE500 < V1.2.14.114 affected
NETGEAR XR1000 < V1.0.2.86 affected
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I. Basic Information for CVE-2026-62657

Vulnerability Information
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Vulnerability Title
Certificate validation vulnerability in NETGEAR Gaming Router and certain Nighthawk models
Source: CVE Program / CVE List V5
Vulnerability Description
A security flaw in the router's certificate validation process was discovered in the NETGEAR XR1000 Gaming Router and certain Nighthawk models that could allow an unauthorized person to remotely access and take control of the device.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:A/AC:H/AT:P/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Amber
Source: CVE Program / CVE List V5
Vulnerability Type
缺失对OpenSSL证书的验证
Source: CVE Program / CVE List V5
Vulnerability Title
NETGEAR MR70 加密问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
NETGEAR MR70是美国NETGEAR公司的无线路由器。 NETGEAR MR70存在加密问题漏洞，该漏洞源于路由器的证书验证过程存在缺陷，可能导致未经授权的用户远程访问并控制设备。以下版本受到影响：MR70 V1.0.4.48之前版本、MS70 V1.0.4.48之前版本、RAXE500 V1.2.14.114之前版本和XR1000 V1.0.2.86之前版本。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
NETGEAR MR70 0 ~ V1.0.4.48 -
NETGEAR MS70 0 ~ V1.0.4.48 -
NETGEAR RAXE500 0 ~ V1.2.14.114 -
NETGEAR XR1000 0 ~ V1.0.2.86 -

II. Public POCs for CVE-2026-62657

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III. Intelligence Information for CVE-2026-62657

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Vendor Advisories for CVE-2026-62657 (1)

Vendor Pages for CVE-2026-62657 (4)

Same Patch Batch · NETGEAR · 2026-07-14 · 6 CVEs total

CVE-2026-15757 Insufficient input validation vulnerability in NETGEAR DGND3700v1 modem router
CVE-2026-62655 A DoS vulnerability due to stack overflow exists in certain NETGEAR Orbi models
CVE-2026-62656 Post-authenticated command injection vulnerability found in certain NETGEAR RAX models
CVE-2026-62659 Authenticated users can make unauthorized changes on NETGEAR WAX333 Access Points
CVE-2026-62658 Post-authentication Command Injection Vulnerability in certain Nighthawk RAX series models

IV. Related Vulnerabilities

Same product: MR70
Same vendor: NETGEAR
Same weakness: CWE-599

V. Comments for CVE-2026-62657

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