CVE-2026-9434
Totolink A8000RU Web Management cstecgi.cgi setWiFiWpsCfg os command injection
- State
- Published
- Severity
- 9.3 Critical
- Published
- May 25, 2026
- Updated
- May 28, 2026
- Reserved
- May 24, 2026
Description
A security vulnerability has been detected in Totolink A8000RU 7.1cu.643_b20200521. Impacted is the function setWiFiWpsCfg of the file /cgi-bin/cstecgi.cgi of the component Web Management Interface. Such manipulation of the argument wscDisabled leads to os command injection. The attack may be launched remotely. The exploit has been disclosed publicly and may be used.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 9.3 Critical | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P | VulDB |
| 3.1 | 9.8 Critical | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R | VulDB |
| 3.0 | 9.8 Critical | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R | VulDB |
| 2.0 | 10.0 High | AV:N/AC:L/Au:N/C:C/I:C/A:C/E:POC/RL:ND/RC:UR | VulDB |
Weaknesses
Affected Products
| Product | Versions |
|---|---|
A8000RUTotolink |
|
References
- VDB-365415 | Totolink A8000RU Web Management cstecgi.cgi setWiFiWpsCfg os command injectionvdb-entrytechnical-description
- VDB-365415 | CTI Indicators (IOB, IOC, TTP, IOA)signaturepermissions-required
- Submit #813907 | Totolink A8000RU 7.1cu.643_b20200521 Command Injectionthird-party-advisory
- https://github.com/Litengzheng/vuldb_new2/blob/main/A8000RU/vul_355/README.mdexploit
- https://www.totolink.net/product
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