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CVE-2026-4253

MEDIUM

4.7

Description

A security flaw has been discovered in Tenda AC8 16.03.50.11. This affects the function route_set_user_policy_rule of the file /cgi-bin/UploadCfg of the component Web Interface. The manipulation of the argument wans.policy.list1 results in os command injection. It is possible to launch the attack remotely. The exploit has been released to the public and may be used for attacks.

CVE Details

CVSS v3.1 Score4.7

SeverityMEDIUM

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredHIGH

User InteractionNONE

Published3/16/2026

Last Modified3/20/2026

Sourcenvd

Honeypot Sightings0

Affected Products

tenda:ac8tenda:ac8_firmware

Weaknesses (CWE)

CWE-77CWE-78CWE-78

References

https://github.com/digitalandrew/tenda_ac8_v5/blob/main/poc_cmdi_config_upload.py(cna@vuldb.com)

https://vuldb.com/?ctiid.351211(cna@vuldb.com)

https://vuldb.com/?id.351211(cna@vuldb.com)

https://vuldb.com/?submit.771771(cna@vuldb.com)

https://www.tenda.com.cn/(cna@vuldb.com)

IOC Correlations

No correlations recorded

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