CVE-2026-90688

A vulnerability was identified in Tenda W20E 15.11.0.61068_1546_841_CN_TDC. This issue affects the function formIPMacBindAdd of the component HTTP Handler. Such manipulation of the argument IPMacBindRule leads to stack-based buffer overflow. It is possible to launch the attack remotely.

Score

CVSS 4.0 7.1 High

Status

Deferred - cna@vuldb.com

Published

2026-09-14

Last modified

2026-09-15

Weaknesses

CWE-119, CWE-121

Affected products

• W20e Firmware (Tenda)

References

• https://github.com/Amalll-Sec/router-vulnerability-research/blob/main/advisories/Tenda/W20E/formIPMacBindAdd/README.md
• https://vuldb.com/cve/CVE-2026-90688
• https://vuldb.com/submit/914958
• https://vuldb.com/vuln/403221
• https://vuldb.com/vuln/403221/cti
• https://www.tenda.com.cn/