Yamaha NWR100 up to Rev.26.00.07 Config File Export sensitive information

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.4$0-$5k2.33+

Summaryinfo

A vulnerability was found in Yamaha NWR100 up to Rev.26.00.07. It has been declared as problematic. Impacted is an unknown function of the component Config File Export. Such manipulation leads to sensitive information. This vulnerability is listed as CVE-2026-109822. The attack may be performed from remote. There is no available exploit.

Detailsinfo

A vulnerability was found in Yamaha NWR100 up to Rev.26.00.07 and classified as problematic. Affected by this issue is some unknown processing of the component Config File Export. The manipulation with an unknown input leads to a sensitive information vulnerability. Using CWE to declare the problem leads to CWE-922. The product stores sensitive information without properly limiting read or write access by unauthorized actors. Impacted is confidentiality. CVE summarizes:

Yamaha wireless LAN router NWR100 provided by Yamaha Corporation contains an issue with insecure storage of sensitive information. Configuration files generated by the CONFIG file export function may be read by an unauthenticated attacker.

The advisory is available at rtpro.yamaha.co.jp. This vulnerability is handled as CVE-2026-109822 since 10/13/2026. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. Successful exploitation requires user interaction by the victim. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1592 by the MITRE ATT&CK project.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.4

VulDB Base Score: 4.3
VulDB Temp Score: 4.3
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 6.5
CNA Vector (jpcert): 🔒

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Sensitive information
CWE: CWE-922 / CWE-200 / CWE-284
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

10/13/2026 CVE reserved
10/29/2026 +16 days Advisory disclosed
10/29/2026 +0 days VulDB entry created
10/29/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: rtpro.yamaha.co.jp
Status: Not defined

CNA: jpcert
CVE: CVE-2026-109822 (🔒)

GCVE (CVE): GCVE-0-2026-109822
GCVE (VulDB): GCVE-100-428378

Entryinfo

Created: 10/29/2026 12:59
Changes: 10/29/2026 12:59 (73)
Complete: 🔍
Cache ID: 216::103

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