CVE-2026-7470 — HIGH (8.8) — White Hats Nepal

Vulnerability Description

A flaw has been found in Tenda 4G300 US_4G300V1.0Mt_V1.01.42_CN_TDC01. Affected is the function sub_427C3C of the file /goform/SafeMacFilter. This manipulation of the argument page causes stack-based buffer overflow. Remote exploitation of the attack is possible. The exploit has been published and may be used.

CVSS Score

8.8

HIGH

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Tenda	4G300 Firmware	1.01.42_cn_tdc01
Tenda	4G300	-

Related Weaknesses (CWE)

CWE-121 CWE-119

References

https://github.com/Axelioc/CVE/blob/main/Tenda/US_4G300/sub_427C3C/sub_427C3C.mdBroken LinkThird Party Advisory
https://vuldb.com/submit/804269Third Party AdvisoryVDB Entry
https://vuldb.com/vuln/360206Third Party AdvisoryVDB Entry
https://vuldb.com/vuln/360206/ctiPermissions RequiredVDB Entry
https://www.tenda.com.cn/Product

FAQ

What is CVE-2026-7470?

CVE-2026-7470 is a vulnerability with a CVSS score of 8.8 (HIGH). A flaw has been found in Tenda 4G300 US_4G300V1.0Mt_V1.01.42_CN_TDC01. Affected is the function sub_427C3C of the file /goform/SafeMacFilter. This manipulation of the argument page causes stack-based ...

How severe is CVE-2026-7470?

CVE-2026-7470 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-7470?

Check the references section above for vendor advisories and patch information. Affected products include: Tenda 4G300 Firmware, Tenda 4G300.