CVE-2026-120242

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.

Overview

State: PUBLISHED
Assigner (CNA): VulDB
CVSS severity: MEDIUM
CVSS score: 4.8 / 10
CVSS vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P
Effective score: 4.8 / 10 MEDIUM source: CNA overview
CWE(s): CWE-79, CWE-94
Reserved: 2026-10-31
Published: 2026-11-01 19:00 UTC
Last updated: 2026-11-01 19:00 UTC
Source: https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2026/120xxx/CVE-2026-120242.json

NVD triage scoring NVD CVE 2.0

Layer NVD adds on top of the CNA's CVE record — published / last-modified timestamps, exploitability / impact subscores, and the FIRST.org EPSS probability that this CVE will be exploited in the wild in the next 30 days.

NVD published: 2026-11-01 19:16:59 UTC
NVD last modified: 2026-11-01 19:16:59 UTC
NVD CVSS v3.1: 2.4 / 10 LOW source: cna@vuldb.com
NVD CVSS vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:L/A:N
Exploitability subscore: 0.9 / 10
Impact subscore: 1.4 / 10

European Union Vulnerability Database ENISA EUVD

ENISA's official EU repository for curated vulnerability intelligence. Carries a separate identifier (EUVD-YYYY-NNNN) and frequently exposes an earlier-published description + CVSS than NVD does.

EUVD ID: EUVD-2026-114884
Assigner: VulDB
Published: Nov 1, 2026, 7:00:20 PM
Updated: Nov 1, 2026, 7:00:20 PM
EUVD base score (CVSS 4.0): 4.8 / 10
CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P
EUVD-reported EPSS: 0.0000
Vendors: Ruijie
Products: RG-ES206GC-P (ESW_1.0(1)B1P48)

RG-ES210GC-LP (ESW_1.0(1)B1P48)

RG-ES210GS-P (ESW_1.0(1)B1P48)

RG-ES205GC (ESW_1.0(1)B1P48)

RG-ES208GC (ESW_1.0(1)B1P48)
Aliases: GHSA-7mq6-x8qc-4qch

ENISA 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.

EUVD references (5)

Affected products (5)

Vendor	Product	Versions	Platforms
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)	—

Vendor references (5)

References embedded in the original CVE record by the assigning CNA.

VDB-429601 | Ruijie RG-ES205GC Cloud Management set_cloud_serverUrl.cgi cross site scripting vdb-entrytechnical-description
VDB-429601 | CTI Indicators (IOB, IOC, TTP, IOA) signaturepermissions-required
CVE-2026-120242 | CVE Analysis and Report third-party-advisory
Submit #1016042 | Ruijie Networks Co., Ltd. RG-ES205GC、RG-ES206GC-P、RG-ES208GC、RG-ES210GC-LP、RG-ES210GS-P ESW_1.0(1)B1P48, Release(12211919) Improper Neutralization of Alternate XSS Syntax third-party-advisory
https://github.com/byseeker/Ruijie-RG-ES-Series-Switches_XSS exploit

MITRE references (5) cveawg.mitre.org

Pulled from MITRE's CVE Services API by the 🛰 Backfill from MITRE button.

https://github.com/byseeker/Ruijie-RG-ES-Series-Switches_XSS exploit
CVE-2026-120242 | CVE Analysis and Report third-party-advisory
Submit #1016042 | Ruijie Networks Co., Ltd. RG-ES205GC、RG-ES206GC-P、RG-ES208GC、RG-ES210GC-LP、RG-ES210GS-P ESW_1.0(1)B1P48, Release(12211919) Improper Neutralization of Alternate XSS Syntax third-party-advisory
VDB-429601 | Ruijie RG-ES205GC Cloud Management set_cloud_serverUrl.cgi cross site scripting vdb-entry, technical-description
VDB-429601 | CTI Indicators (IOB, IOC, TTP, IOA) signature, permissions-required

Web references (0)

DuckDuckGo results ranked by threat-intel / vendor advisory domains. Generated by the 🔎 Find references (web) button above — same flow as the Remediations search.

No web references attached yet.

NVD-tagged references (5)

Reference list NVD curates from the CNA record, vendor advisories, and third-party reports. The tag chips below are NVD's analyst-assigned categories.

https://github.com/byseeker/Ruijie-RG-ES-Series-Switches_XSS cna@vuldb.com
https://vuldb.com/cve/CVE-2026-120242 cna@vuldb.com
https://vuldb.com/submit/1016042 cna@vuldb.com
https://vuldb.com/vuln/429601 cna@vuldb.com
https://vuldb.com/vuln/429601/cti cna@vuldb.com

Remediations (10)

CVEs and Security Vulnerabilities - OpenCVE

web:app.opencve.io

Explore the latest vulnerabilities and security issues in the CVE database

2026-11-02 13:22 UTC
CVE Database Search & Remediation Guidance

web:cvedatabase.com

Search and analyze CVE vulnerabilities with instant access to CVSS scores, affected products, and remediation guidance.

2026-11-02 13:22 UTC
CVE Vulnerabilities 2026: Critical Flaws & Fixes Hub

web:cyberupdates365.com

Track critical CVE vulnerabilities 2026 with verified enterprise patch guides. Fix zero-days across VMware, WordPress, Windows, and cloud infrastructure.

2026-11-02 13:22 UTC
Microsoft Patch Tracker (October 2026): Exploit-Ranked | Senserva

web:senserva.com

Every Microsoft security patch (KB) and the CVEs it fixes, with severity, CVSS, and CISA KEV status. Cross-linked to the CVE reference.

2026-11-02 13:22 UTC
CVE: Common Vulnerabilities and Exposures

web:www.cve.org

At cve .org, we provide the authoritative reference method for publicly known information-security vulnerabilities and exposures

2026-11-02 13:22 UTC
National Vulnerability Database | NIST

web:www.nist.gov

NIST maintains the National Vulnerability Database (NVD), a repository of information on software and hardware flaws that can compromise computer security. This is a key piece of the nation's cybersecurity infrastructure.

2026-11-02 13:22 UTC
Oracle Critical Patch Update Advisory - July 2026

web:www.oracle.com

This Critical Patch Update contains 1448 new security patches across the product families listed below. Please note that a My Oracle Support (MOS) note summarizing the content of this Critical Patch Update and other Oracle Software Security Assurance activities is located at July 2026 Critical Patch Update: Executive Summary and Analysis.

2026-11-02 13:22 UTC
Oracle Critical Security Patch Update Advisory - September 2026

web:www.oracle.com

Prior Critical Patch Update and Critical Security Patch Update advisories should be reviewed for information regarding earlier published security patches. Refer to Critical Patch Updates, Critical Security Patch Updates, Security Alerts and Bulletins for information about Oracle Security advisories.

2026-11-02 13:22 UTC
Patch Tuesday - September 2026 - Rapid7

web:www.rapid7.com

Microsoft is publishing 974 own-product vulnerabilities on September 2026 Patch Tuesday, including 723 vulnerabilities in Windows. This is by far the most CVEs that Microsoft has ever published in a single day.

2026-11-02 13:22 UTC
The CVE Database: Curated Vulnerability Intelligence by Wiz | Wiz

web:www.wiz.io

Wiz's CVE Database curates CVE data to create easy-to-navigate profiles that cover the entire vulnerability timeline, exploit scenarios, and mitigation steps.

2026-11-02 13:22 UTC

AI Forensic Analysis

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Raw JSON

The full cvelistV5 record. Download as CVE-2026-120242.json.

{
  "containers": {
    "cna": {
      "affected": [
        {
          "cpes": [
            "cpe:2.3:a:ruijie:rg-es205gc:*:*:*:*:*:*:*:*"
          ],
          "modules": [
            "Cloud Management"
          ],
          "product": "RG-ES205GC",
          "vendor": "Ruijie",
          "versions": [
            {
              "status": "affected",
              "version": "ESW_1.0(1)B1P48"
            }
          ]
        },
        {
          "cpes": [
            "cpe:2.3:a:ruijie:rg-es206gc-p:*:*:*:*:*:*:*:*"
          ],
          "modules": [
            "Cloud Management"
          ],
          "product": "RG-ES206GC-P",
          "vendor": "Ruijie",
          "versions": [
            {
              "status": "affected",
              "version": "ESW_1.0(1)B1P48"
            }
          ]
        },
        {
          "cpes": [
            "cpe:2.3:a:ruijie:rg-es208gc:*:*:*:*:*:*:*:*"
          ],
          "modules": [
            "Cloud Management"
          ],
          "product": "RG-ES208GC",
          "vendor": "Ruijie",
          "versions": [
            {
              "status": "affected",
              "version": "ESW_1.0(1)B1P48"
            }
          ]
        },
        {
          "cpes": [
            "cpe:2.3:a:ruijie:rg-es210gc-lp:*:*:*:*:*:*:*:*"
          ],
          "modules": [
            "Cloud Management"
          ],
          "product": "RG-ES210GC-LP",
          "vendor": "Ruijie",
          "versions": [
            {
              "status": "affected",
              "version": "ESW_1.0(1)B1P48"
            }
          ]
        },
        {
          "cpes": [
            "cpe:2.3:a:ruijie:rg-es210gs-p:*:*:*:*:*:*:*:*"
          ],
          "modules": [
            "Cloud Management"
          ],
          "product": "RG-ES210GS-P",
          "vendor": "Ruijie",
          "versions": [
            {
              "status": "affected",
              "version": "ESW_1.0(1)B1P48"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "reporter",
          "value": "seeker (VulDB User)"
        },
        {
          "lang": "en",
          "type": "coordinator",
          "value": "VulDB CNA Team"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "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."
        }
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "baseScore": 4.8,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P",
            "version": "4.0"
          }
        },
        {
          "cvssV3_1": {
            "baseScore": 2.4,
            "baseSeverity": "LOW",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R",
            "version": "3.1"
          }
        },
        {
          "cvssV3_0": {
            "baseScore": 2.4,
            "baseSeverity": "LOW",
            "vectorString": "CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R",
            "version": "3.0"
          }
        },
        {
          "cvssV2_0": {
            "baseScore": 3.3,
            "vectorString": "AV:N/AC:L/Au:M/C:N/I:P/A:N/E:POC/RL:ND/RC:UR",
            "version": "2.0"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-79",
              "description": "Cross Site Scripting",
              "lang": "en",
              "type": "CWE"
            }
          ]
        },
        {
          "descriptions": [
            {
              "cweId": "CWE-94",
              "description": "Code Injection",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-11-01T19:00:20.951Z",
        "orgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
        "shortName": "VulDB"
      },
      "references": [
        {
          "name": "VDB-429601 | Ruijie RG-ES205GC Cloud Management set_cloud_serverUrl.cgi cross site scripting",
          "tags": [
            "vdb-entry",
            "technical-description"
          ],
          "url": "https://vuldb.com/vuln/429601"
        },
        {
          "name": "VDB-429601 | CTI Indicators (IOB, IOC, TTP, IOA)",
          "tags": [
            "signature",
            "permissions-required"
          ],
          "url": "https://vuldb.com/vuln/429601/cti"
        },
        {
          "name": "CVE-2026-120242 | CVE Analysis and Report",
          "tags": [
            "third-party-advisory"
          ],
          "url": "https://vuldb.com/cve/CVE-2026-120242"
        },
        {
          "name": "Submit #1016042 | Ruijie Networks Co., Ltd. RG-ES205GC\u3001RG-ES206GC-P\u3001RG-ES208GC\u3001RG-ES210GC-LP\u3001RG-ES210GS-P ESW_1.0(1)B1P48, Release(12211919) Improper Neutralization of Alternate XSS Syntax",
          "tags": [
            "third-party-advisory"
          ],
          "url": "https://vuldb.com/submit/1016042"
        },
        {
          "tags": [
            "exploit"
          ],
          "url": "https://github.com/byseeker/Ruijie-RG-ES-Series-Switches_XSS"
        }
      ],
      "timeline": [
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          "lang": "en",
          "time": "2026-10-31T00:00:00.000Z",
          "value": "Advisory disclosed"
        },
        {
          "lang": "en",
          "time": "2026-10-31T01:00:00.000Z",
          "value": "VulDB entry created"
        },
        {
          "lang": "en",
          "time": "2026-10-31T21:25:57.000Z",
          "value": "VulDB entry last update"
        }
      ],
      "title": "Ruijie RG-ES205GC Cloud Management set_cloud_serverUrl.cgi cross site scripting",
      "x_generator": [
        "VulDB PVTS v202611"
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
    "assignerShortName": "VulDB",
    "cveId": "CVE-2026-120242",
    "datePublished": "2026-11-01T19:00:20.951Z",
    "dateReserved": "2026-10-31T20:20:47.724Z",
    "dateUpdated": "2026-11-01T19:00:20.951Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}