CVE-2026-4554

Name: CVE-2026-4554
Creator: NVD / NIST
Published: 2026-03-22T17:17:09.73+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

LOWCVSS 2.1/10EPSS 3.41%

Last modified Jun 17, 2026

CVE-2026-4554 is a low-severity vulnerability rated 2.1/10 on the CVSS scale. A security flaw has been discovered in Tenda F453 1.0.0.3. The affected element is the function FormWriteFacMac of the file /goform/WriteFacMac. EPSS estimates a 3.41% chance of exploitation in the next 30 days.

Description

A security flaw has been discovered in Tenda F453 1.0.0.3. The affected element is the function FormWriteFacMac of the file /goform/WriteFacMac. The manipulation of the argument mac results in command injection. It is possible to launch the attack remotely. The exploit has been released to the public and may be used for attacks.

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

2.1/10

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

3.41%

87.4th 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_95/README.mdExploit, Third Party Advisory
https://vuldb.com/?ctiid.352381Permissions Required, VDB Entry
https://vuldb.com/?id.352381Third Party Advisory, VDB Entry
https://vuldb.com/?submit.774933Third Party Advisory, VDB Entry
https://www.tenda.com.cn/Product

Timeline

Published: Mar 22, 2026
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2026-4554?

How severe is CVE-2026-4554?

CVE-2026-4554 has a CVSS score of 2.1/10 (LOW severity). The EPSS model estimates a 3.41% probability of exploitation in the next 30 days.

How do I fix CVE-2026-4554?

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-2026-4554?

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

Scan your code now

Source: NVD / NIST