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CVE-2026-90847

HighPublished

EFM ipTIME C200E System Setup iux_set.cgi os command injection

Published: Sep 15, 2026
Updated: Sep 15, 2026
Assigning CNA: VulDB
Evidence observed: Sep 23, 2026

Primary CVSS

8.5/ 10High

nvd · CVSS 4.0

CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/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

EPSS probability estimate

2.2%

Low · next 30 days

Percentile: 81.3%
Model date: Sep 21, 2026

EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.

Summary

A vulnerability was determined in EFM ipTIME C200E 1.094. The impacted element is an unknown function of the file iux_set.cgi of the component System Setup. This manipulation causes os command injection. It is possible to initiate the attack remotely. The exploit has been publicly disclosed and may be utilized.

Sources

CVE-2026-90847PoC
Proof-of-concept for CVE-2026-90847, an authenticated RCE in iux_set.cgi via malicious .cfg tar upload that writes commands into crontab for recurring execution.

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