CVE-2026-120242

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

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.

Affected

Ruijie · RG-ES205GC · RG-ES206GC-P · RG-ES208GC · RG-ES210GC-LP · RG-ES210GS-P

CVSS v4.0 VULDB

1.9 LOWCVSS: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/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CVSS v3.1 VULDB

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

CVSS v2.0 VULDB

3.3 LOWAV:N/AC:L/Au:M/C:N/I:P/A:N

EPSS

0.20% chance of exploitation in the next 30 days, 10th percentile

Published

2026-11-01

Proof-of-concept exploits (1)

• byseeker/Ruijie-RG-ES-Series-Switches_XSSRepo stars 0★ · pushed 2026-10-06 · find archive
  1 file

  CVE_RG-ES_Stored_XSS_EN.md

CVE references

• https://vuldb.com/cve/CVE-2026-120242ADVISORY
• https://vuldb.com/submit/1016042ADVISORY
• https://vuldb.com/vuln/429601REFERENCE
• https://vuldb.com/vuln/429601/ctiREFERENCE

References

• CVE Record
• NVD entry

Related

• CVE-2026-120241