High 8.8Published Apr 30, 2026

CVE-2026-7470A flaw has been found in Tenda 4G300 US_4G300V1.0Mt_V1.01.42_CN_TDC01.

Updated under an hour ago (2026-10-19 11:10 UTC)

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No exploitation reported and no EPSS estimate yet.

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Every CVE for tenda 4g300_firmware

Exploited in the last 30 days

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: 8.8 HIGH (v3.1, NVD)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness (CWE): CWE-119, CWE-121
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: Not given
NVD analysis: Analyzed
Record last updated: Jun 17, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

tenda 4g300_firmware tenda:4g300_firmware	1.01.42_cn_tdc01	NVD

References

https://github.com/Axelioc/CVE/blob/main/Tenda/US_4G300/sub_427C3C/sub_427C3C.mdbroken-link, third-party-advisory
https://vuldb.com/submit/804269third-party-advisory, vdb-entry
https://vuldb.com/vuln/360206third-party-advisory, vdb-entry
https://vuldb.com/vuln/360206/ctipermissions-required, vdb-entry
https://www.tenda.com.cn/product

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.