CVE-2026-2187: Tenda RX3 formSetQosBand set_qosMib_list stack-based overflow

Severity: high (CVSS 8.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.9% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2026-02-08 · updated 2026-06-17
Weakness: CWE-119

Description

A vulnerability was found in Tenda RX3 16.03.13.11. 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. It is possible to initiate the attack remotely. The exploit has been made public and could be used.

Affected products

Tenda RX3: 16.03.13.11

References

https://github.com/LX-66-LX/cve-new/issues/8
https://vuldb.com/?ctiid.344890
https://vuldb.com/?id.344890
https://vuldb.com/?submit.749721
https://www.tenda.com.cn/

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