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High · 8.8 CVE-2026-1637 EUVD-2026-5114GHSA-h376-wgw6-6272

Tenda AC21 AdvSetMacMtuWan fromAdvSetMacMtuWan stack-based overflow

Published Jan 29, 2026 · Updated Feb 23, 2026 · Assigned by VulDB

Description

A vulnerability was identified in Tenda AC21 16.03.08.16. The affected element is the function fromAdvSetMacMtuWan of the file /goform/AdvSetMacMtuWan. The manipulation leads to stack-based buffer overflow. Remote exploitation of the attack is possible. The exploit is publicly available and might be used.

Affected products

VendorProductAffectedFixed
Tenda AC21 16.03.08.16 —

References