CVE-2026-92257

MEDIUM 5.4

Netcore NR255-V 1.5.130703 Stored Cross-Site Scripting in L7 Content Management via eval() Sinks

CVSS Score

5.4

EPSS Score

0.0%

EPSS Percentile

0th

Netcore NR255-V version 1.5.130703 contains a stored cross-site scripting vulnerability in L7 content management pages that use eval() sinks, affecting the call board text and policy group handling components. Attackers can inject persistent script payloads through these pages to have malicious code executed in the context of other users viewing the affected content.

CWE	CWE-79
Vendor	netcore
Product	nr255-v
Published	Sep 15, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

Affected Versions

Netcore / NR255-V

1.5.130703

References

NVD ↗ CVE.org ↗ EPSS Data ↗

github.com: https://github.com/draw-ctf/netcore-router-public-refs/blob/main/2026.08.19-netcore-nr255v-l7-content-stored-xss.md vulncheck.com: https://www.vulncheck.com/advisories/netcore-nr255-v-1.5.130703-stored-cross-site-scripting-in-l7-content-management-via-eval-sinks

Credits

Zhou Ao Yin Luxing Jiang Yuxuan Liu Xin @Nebusec