CVE-2026-120242— Ruijie RG-ES205GC Cloud Management set_cloud_serverUrl.cgi cross site scripting

Quick assessment

Affected

Ruijie RG-ES205GC

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.

在锐捷（Ruijie）RG-ES205GC、RG-ES206GC-P、RG-ES208GC、RG-ES210GC-LP 和 RG-ES210GS-P 系列设备的 ESW_1.0(1)B1P48 固件中，发现一处安全漏洞。受影响组件为“云管理”（Cloud Management）中的文件，其某个未知函数存在缺陷。攻击者可通过操纵参数触发跨站脚本（XSS）攻击。该漏洞可被远程利用。目前，相关利用代码已公开，可能被用于实际攻击。厂商早在漏洞披露初期即被联系，但至今未作出任何回应。

CVSS 2.4 · Low Updated Nov 02, 2026

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 5

Vendor	Product	Version Range	Status
Ruijie	RG-ES205GC	`ESW_1.0(1)B1P48`	affected
Ruijie	RG-ES206GC-P	`ESW_1.0(1)B1P48`	affected
Ruijie	RG-ES208GC	`ESW_1.0(1)B1P48`	affected
Ruijie	RG-ES210GC-LP	`ESW_1.0(1)B1P48`	affected
Ruijie	RG-ES210GS-P	`ESW_1.0(1)B1P48`	affected

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Vulnerability Information

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Vulnerability Title

Ruijie RG-ES205GC Cloud Management set_cloud_serverUrl.cgi cross site scripting

Source: CVE Program / CVE List V5

Vulnerability Description

A security flaw has been discovered in Ruijie RG-ES205GC, RG-ES206GC-P, RG-ES208GC, RG-ES210GC-LP and RG-ES210GS-P ESW_1.0(1)B1P48. The affected element is an unknown function of the file set_cloud_serverUrl.cgi of the component Cloud Management. The manipulation of the argument url results in cross site scripting. It is possible to launch the attack remotely. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

Source: CVE Program / CVE List V5

CVSS Information

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

Source: CVE Program / CVE List V5

Vulnerability Type

在Web页面生成时对输入的转义处理不恰当(跨站脚本)

Source: CVE Program / CVE List V5

Affected Products

Vendor	Product	Affected Versions	CPE
Ruijie	RG-ES205GC	ESW_1.0(1)B1P48	`cpe:2.3:a:ruijie:rg-es205gc::::::::`
Ruijie	RG-ES206GC-P	ESW_1.0(1)B1P48	`cpe:2.3:a:ruijie:rg-es206gc-p::::::::`
Ruijie	RG-ES208GC	ESW_1.0(1)B1P48	`cpe:2.3:a:ruijie:rg-es208gc::::::::`
Ruijie	RG-ES210GC-LP	ESW_1.0(1)B1P48	`cpe:2.3:a:ruijie:rg-es210gc-lp::::::::`
Ruijie	RG-ES210GS-P	ESW_1.0(1)B1P48	`cpe:2.3:a:ruijie:rg-es210gs-p::::::::`