CVE-2026-104611
Tenda AC9 POST Request fast_setting_internet_set stack-based overflow
- State
- Published
- Severity
- 9.4 Critical
- Published
- Oct 2, 2026
- Updated
- Oct 2, 2026
- Reserved
- Oct 2, 2026
Description
A vulnerability was detected in Tenda AC9 15.03.02.13. Affected is an unknown function of the file /goform/fast_setting_internet_set of the component POST Request Handler. Performing a manipulation of the argument netWanType results in stack-based buffer overflow. The attack is possible to be carried out remotely. The exploit is now public and may be used.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 9.4 Critical | CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P | VulDB |
| 3.1 | 9.1 Critical | CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R | VulDB |
| 3.0 | 9.1 Critical | CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R | VulDB |
| 2.0 | 8.3 High | AV:N/AC:L/Au:M/C:C/I:C/A:C/E:POC/RL:ND/RC:UR | VulDB |
Weaknesses
Affected Products
| Product | Versions |
|---|---|
AC9Tenda |
|
References
- VDB-412918 | Tenda AC9 POST Request fast_setting_internet_set stack-based overflowvdb-entrytechnical-description
- VDB-412918 | CTI Indicators (IOB, IOC, IOA)signaturepermissions-required
- CVE-2026-104611 | CVE Analysis and Reportthird-party-advisory
- Submit #962720 | Tenda RouterOS AC9V1.0BR_V15.03.2.13 Stack-based Buffer Overflowthird-party-advisory
- https://github.com/ZaneBoden/CVEs/blob/main/Tenda-AC9-fast_setting_internet_set.mdexploit
- https://www.tenda.com.cn/product
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