HIGH 7.7 NVD
CVE-2026-120241
A vulnerability was identified in Ruijie RG-ES205GC, RG-ES206GC-P, RG-ES208GC, RG-ES210GC-LP and RG-ES210GS-P ESW_1.0(1)B1P48. Impacted is an unknown function o
A vulnerability was identified in Ruijie RG-ES205GC, RG-ES206GC-P, RG-ES208GC, RG-ES210GC-LP and RG-ES210GS-P ESW_1.0(1)B1P48. Impacted is an unknown function of the file httpupg.cgi of the component Local Firmware Upgrade Interface. The manipulation leads to buffer overflow. It is possible to initiate the attack remotely. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way.
References
- https://github.com/byseeker/Ruijie-RG-ES-Series-Switches_PreAuth_Boundary_Overflow_DoS
- https://vuldb.com/cve/CVE-2026-120241
- https://vuldb.com/submit/1016041
- https://vuldb.com/vuln/429600
- https://vuldb.com/vuln/429600/cti
This high severity vulnerability with a CVSS score of 7.7 was published on 2026-11-01 via NVD.
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