CVE-2025-7586: Tenda AC500 setWtpData formSetAPCfg stack-based overflow

Severity: high (CVSS 8.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.2% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2025-07-14 · updated 2026-06-17
Weakness: CWE-119

Description

A vulnerability was found in Tenda AC500 2.0.1.9(1307). It has been declared as critical. Affected by this vulnerability is the function formSetAPCfg of the file /goform/setWtpData. The manipulation of the argument radio_2g_1 leads to stack-based buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be used.

Affected products

Tenda AC500: 2.0.1.9(1307)

References

https://github.com/panda666-888/vuls/blob/main/tenda/ac500/formSetAPCfg.md
https://github.com/panda666-888/vuls/blob/main/tenda/ac500/formSetAPCfg.md#poc
https://vuldb.com/?ctiid.316285
https://vuldb.com/?id.316285
https://vuldb.com/?submit.615169
https://www.tenda.com.cn/

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