Vulnerability record · CVE-2026-2182 · published 8 February 2026

CVE-2026-2182: Utt 521g firmware injection vulnerability

UUtt · 521g Firmware

A weakness has been identified in UTT 进取 521G 3.1.1-190816. Affected by this issue is the function doSystem of the file /goform/setSysAdm. Executing a manipulation of the argument passwd1 can lead to command injection. The attack may be launched remotely. The exploit has been made available to the public and could be used for attacks.

7.3 CVSS 4.0 High EPSS 8.9% · top 5.0% CWE-74 · InjectionCWE-77 · Command injection

7.3CVSS 4.0 base score, v2 8.3

8.9%EPSS exploitation probability, 30 days

NoNot in CISA KEV

1Affected product versions listed by NVD

5References, 2 tagged exploit

17 Jun 2026Last modified by NVD

Description

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

U521g Firmware Utt

References

Link	Tags
https://github.com/cha0yang1/UTT521G/blob/main/RCE1.md	ExploitThird Party Advisory
https://github.com/cha0yang1/UTT521G/blob/main/RCE1.md#poc	Exploit
https://vuldb.com/?ctiid.344885	Permissions RequiredVDB Entry
https://vuldb.com/?id.344885	Third Party AdvisoryVDB Entry
https://vuldb.com/?submit.749712	Third Party AdvisoryVDB Entry

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Source: NIST National Vulnerability Database (record CVE-2026-2182), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.