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.

CVSS v3 6.5 MEDIUM
CVSS v2.0 6.8 MEDIUM

6.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

6.8^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:S/C:N/I:N/A:C

Exploitability : 8.0 / Impact : 6.9

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact COMPLETE

References

Link	Resource
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/
https://github.com/Amalll-Sec/router-vulnerability-research/blob/main/advisories/Tenda/W20E/formIPMacBindAdd/README.md

Configurations

No configuration.

History

No history.

Information

Published : 2026-09-14 07:17

Updated : 2026-09-15 16:17

NVD link : CVE-2026-90688

Mitre link : CVE-2026-90688

CVE.ORG link : CVE-2026-90688

JSON object : View

Products Affected

No product.

CWE

CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

CWE-121

Stack-based Buffer Overflow

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