CVE-2026-3166

Name: CVE-2026-3166
Creator: NVD / NIST
Published: 2026-02-25T07:16:02.42+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.4/10EPSS 0.63%

Last modified Jun 17, 2026

CVE-2026-3166 is a high-severity vulnerability rated 7.4/10 on the CVSS scale. A vulnerability was identified in Tenda F453 1.0.0.3. The affected element is the function fromRouteStatic of the file /goform/RouteStatic of the component httpd. EPSS estimates a 0.63% chance of exploitation in the next 30 days.

Description

A vulnerability was identified in Tenda F453 1.0.0.3. The affected element is the function fromRouteStatic of the file /goform/RouteStatic of the component httpd. Such manipulation of the argument page leads to buffer overflow. The attack can be launched remotely. The exploit is publicly available and might be used.

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

0.63%

45.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Tenda	F453 Firmware	1.0.0.3

References

https://github.com/Litengzheng/vul_db/blob/main/F453/vul_65/README.mdExploit, Third Party Advisory
https://vuldb.com/?ctiid.347673Permissions Required, VDB Entry
https://vuldb.com/?id.347673Third Party Advisory, VDB Entry
https://vuldb.com/?submit.759589Third Party Advisory, VDB Entry
https://www.tenda.com.cn/Product

Timeline

Published: Feb 25, 2026
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2026-3166?

How severe is CVE-2026-3166?

CVE-2026-3166 has a CVSS score of 7.4/10 (HIGH severity). The EPSS model estimates a 0.63% probability of exploitation in the next 30 days.

How do I fix CVE-2026-3166?

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-2026-3166?

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

Scan your code now

Source: NVD / NIST