CVE-2026-76859: Insufficiently Protected Credentials in Netcore NR255-V
Netcore NR255-V version 1.5.130703 has a vulnerability in the user_pass_show.cgi component that allows low-privilege attackers to disclose router credentials by exploiting ui_config_2.xml and misc.js. This vulnerability is classified as high severity with a CVSS score of 7.1.
AI Analysis
Technical Summary
CVE-2026-76859 is a sensitive information disclosure vulnerability affecting Netcore NR255-V version 1.5.130703. The flaw exists in the user_pass_show.cgi component, which can be exploited by low-privilege attackers through the ui_config_2.xml and misc.js files to reveal router credentials. The vulnerability has a CVSS 4.0 base score of 7.1, indicating high severity, with network attack vector, low attack complexity, no privileges required beyond low privilege, and no user interaction needed.
Potential Impact
An attacker with low privileges can disclose sensitive router credentials, potentially compromising device security and allowing unauthorized access. This could lead to further attacks on the network or device configuration.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance.
CVE-2026-76859: Insufficiently Protected Credentials in Netcore NR255-V
Description
Netcore NR255-V version 1.5.130703 has a vulnerability in the user_pass_show.cgi component that allows low-privilege attackers to disclose router credentials by exploiting ui_config_2.xml and misc.js. This vulnerability is classified as high severity with a CVSS score of 7.1.
CVSS v4.0
Score 7.1high
Affected software
Netcore
NR255-V
pkg:github/draw-ctf/netcore-router-public-refsRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-76859 is a sensitive information disclosure vulnerability affecting Netcore NR255-V version 1.5.130703. The flaw exists in the user_pass_show.cgi component, which can be exploited by low-privilege attackers through the ui_config_2.xml and misc.js files to reveal router credentials. The vulnerability has a CVSS 4.0 base score of 7.1, indicating high severity, with network attack vector, low attack complexity, no privileges required beyond low privilege, and no user interaction needed.
Potential Impact
An attacker with low privileges can disclose sensitive router credentials, potentially compromising device security and allowing unauthorized access. This could lead to further attacks on the network or device configuration.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- VulnCheck
- Date Reserved
- 2026-08-19T21:47:08.935Z
- Cvss Version
- 4.0
- State
- PUBLISHED
Threat ID: 6aa9c06c55bf5e2cf56f8240
Added to database: 09/15/2026, 22:02:20 UTC
Last enriched: 09/15/2026, 22:24:50 UTC
Last updated: 09/16/2026, 03:17:23 UTC
Views: 2
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