CVE-2026-2066

Name: CVE-2026-2066
Creator: NVD / NIST
Published: 2026-02-06T21:16:19.733+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.4/10EPSS 0.65%

Last modified Jun 17, 2026

CVE-2026-2066 is a high-severity vulnerability rated 7.4/10 on the CVSS scale. A weakness has been identified in UTT 进取 520W 1.7.7-180627. This affects the function strcpy of the file /goform/formIpGroupConfig. EPSS estimates a 0.65% chance of exploitation in the next 30 days.

Description

A weakness has been identified in UTT 进取 520W 1.7.7-180627. This affects the function strcpy of the file /goform/formIpGroupConfig. Executing a manipulation of the argument groupName can lead to buffer overflow. The attack can be launched remotely. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

Metrics

CVSS 3.1

8.8/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS 4.0

7.4/10

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/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:X/V:X/RE:X/U:X

EPSS Probability

0.65%

46.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Utt	520w Firmware	1.7.7-180627

References

https://github.com/cymiao1978/cve/blob/main/new/36.mdExploit, Third Party Advisory
https://github.com/cymiao1978/cve/blob/main/new/36.md#pocExploit
https://vuldb.com/?ctiid.344633Permissions Required, VDB Entry
https://vuldb.com/?id.344633Third Party Advisory, VDB Entry
https://vuldb.com/?submit.745260Third Party Advisory, VDB Entry

Timeline

Published: Feb 6, 2026
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2026-2066?

How severe is CVE-2026-2066?

CVE-2026-2066 has a CVSS score of 7.4/10 (HIGH severity). The EPSS model estimates a 0.65% probability of exploitation in the next 30 days.

How do I fix CVE-2026-2066?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2026-2066?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST