CVE-2025-11356: Tenda AC23 SetStaticRouteCfg sscanf buffer overflow

Published Oct 7, 2025
·
Updated

A vulnerability was found in Tenda AC23 up to 16.03.07.52. Affected by this issue is the function sscanf of the file /goform/SetStaticRouteCfg. The manipulation of the argument list results in buffer overflow. It is possible to launch the attack remotely. The exploit has been made public and could be used.

Affected Software

3 affected components
Tenda AC23<=16.03.07.52
All of the following
Tenda Ac23 Firmware=16.03.07.52
Tenda AC23

Event History

Oct 7, 2025
CVE Published
via MITRE·07:02 AM
Data Sourced
via MITRE·07:02 AM
DescriptionSeverityWeakness
Data Sourced
via NVD·07:15 AM
DescriptionSeverityWeaknessAffected Software
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Frequently Asked Questions

1

What is the severity of CVE-2025-11356?

CVE-2025-11356 is considered a high-severity vulnerability due to its potential to allow remote buffer overflow exploits.

2

How do I fix CVE-2025-11356?

To fix CVE-2025-11356, update the Tenda AC23 firmware to a version later than 16.03.07.52.

3

Can CVE-2025-11356 be exploited remotely?

Yes, CVE-2025-11356 can be exploited remotely, allowing attackers to execute arbitrary code.

4

Which devices are affected by CVE-2025-11356?

The Tenda AC23 router with firmware version up to 16.03.07.52 is affected by CVE-2025-11356.

5

What type of vulnerability is CVE-2025-11356?

CVE-2025-11356 is a buffer overflow vulnerability that affects the sscanf function in the Tenda AC23 router.

Contact

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