CVE-2026-51843
Critical
Description
Tenda AC7 v15.03.06.44 contains a stack buffer overflow vulnerability in the /goform/AdvSetMacMtuWan interface via the wanMTU parameter.
SeverityCritical
CVSS9.8
Exploit probability—
ProductTenda Ac7 Firmware
PublishedJun 19, 2026
First seenJun 19, 2026
Weakness typeCWE-121CWE-121
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| tenda ac7_firmware | 15.03.06.44 | — |
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