CVE-2026-4492: Tenda A18 Pro formSetQosBand set_qosMib_list stack-based overflow

Severity: high (CVSS 8.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.7% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-03-20 · updated 2026-06-17
Weakness: CWE-119

Description

A vulnerability was found in Tenda A18 Pro 02.03.02.28. The affected element is the function set_qosMib_list of the file /goform/formSetQosBand. Performing a manipulation of the argument list results in stack-based buffer overflow. The attack is possible to be carried out remotely. The exploit has been made public and could be used.

Affected products

Tenda A18 Pro: 02.03.02.28

References

https://github.com/lilukun337/cve/issues/4
https://vuldb.com/?ctiid.352018
https://vuldb.com/?id.352018
https://vuldb.com/?submit.773682
https://www.tenda.com.cn/

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