VulnerabilityAnalyzed

CVE-2026-5153

Executing a manipulation of the argument mac can lead to command injection.

LOW 2.1EPSS 3.30%

Does this matter?

Lower severity and a low EPSS score (3.30%). Track it; it rarely justifies an emergency change on its own.

Description

A flaw has been found in Tenda CH22 1.0.0.1. The affected element is the function FormWriteFacMac of the file /goform/WriteFacMac. Executing a manipulation of the argument mac can lead to command injection. The attack may be launched remotely. The exploit has been published and may be used.

CVSS 4.0: 2.1 LOWCVSS: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/M
EPSS: 3.30% probability · 88th percentile
CISA KEV: Not listed
Weakness: CWE-74, CWE-77
Affected: tenda/ch22 firmware
Source: cna@vuldb.com

References

https://github.com/Litengzheng/vuldb_new/blob/main/CH22/vul_60/README.mdExploit, Third Party Advisory
https://vuldb.com/submit/780204Third Party Advisory, VDB Entry
https://vuldb.com/vuln/354185Third Party Advisory, VDB Entry
https://vuldb.com/vuln/354185/ctiPermissions Required, VDB Entry
https://www.tenda.com.cn/Product

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.