CVE-2026-9432

9.8 CRITICAL

A security flaw has been discovered in Totolink A8000RU 7.1cu.643_b20200521

Published: 2026-05-25 · Last updated: 2026-05-26

Severity and scoring

CVSS: 9.8 CRITICAL
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CWE: CWE-77, CWE-78

Description

A security flaw has been discovered in Totolink A8000RU 7.1cu.643_b20200521. This vulnerability affects the function setWiFiAdvancedCfg of the file /cgi-bin/cstecgi.cgi of the component Web Management Interface. The manipulation of the argument bgProtection results in os command injection. The attack can be launched remotely. The exploit has been released to the public and may be used for attacks.

Source: NVD

References

[NVD]https://nvd.nist.gov/vuln/detail/CVE-2026-9432
[Other]https://github.com/Litengzheng/vuldb_new2/blob/main/A8000RU/vul_353/README.md
[Other]https://vuldb.com/submit/813905
[Other]https://vuldb.com/vuln/365413
[Other]https://vuldb.com/vuln/365413/cti
[Other]https://www.totolink.net/

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