CVE-2026-4902: Tenda AC5 POST Request addressNat fromAddressNat memory corruption

Published Mar 26, 2026
·
Updated

A vulnerability was detected in Tenda AC5 15.03.06.47. This affects the function fromAddressNat of the file /goform/addressNat of the component POST Request Handler. The manipulation of the argument page results in stack-based buffer overflow. The attack can be launched remotely. The exploit is now public and may be used.

Affected Software

3 affected components
Tenda AC5=15.03.06.47
All of the following
Tenda Ac5 Firmware=15.03.06.47
Tenda AC5=1.0

Event History

Mar 26, 2026
CVE Published
via MITRE·10:30 PM
Data Sourced
via MITRE·10:30 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·11:16 PM
DescriptionSeverityWeaknessAffected Software
Apr 7, 58249
Event
via FIRST·04:41 PM
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Frequently Asked Questions

1

What is the severity of CVE-2026-4902?

CVE-2026-4902 is considered a high severity vulnerability due to its potential for causing memory corruption and stack-based buffer overflow.

2

How do I fix CVE-2026-4902?

To fix CVE-2026-4902, users should update their Tenda AC5 firmware to the latest version provided by Tenda.

3

What is affected by CVE-2026-4902?

CVE-2026-4902 affects the Tenda AC5 router running firmware version 15.03.06.47.

4

What functionality is impacted by CVE-2026-4902?

The vulnerability impacts the POST Request Handler function fromAddressNat located in the /goform/addressNat file.

5

What could an attacker achieve by exploiting CVE-2026-4902?

An attacker exploiting CVE-2026-4902 could potentially execute arbitrary code or cause denial of service through memory corruption.

Contact

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