An issue was discovered on Tenda AC9 V15.03.05.19(6318)_CN, AC15 V15.03.05.19_CN, and…
Priority MEDIUM 47CWE-78Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA. Impact type from CWE-78.
Summary
An issue was discovered on Tenda AC9 V15.03.05.19(6318)_CN, AC15 V15.03.05.19_CN, and AC18 V15.03.05.19(6318)_CN devices. They allow remote code execution via shell metacharacters in the usbName field to the __fastcall function with a POST request.
Why it matters now
EPSS 0.02962 87th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 6
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:tenda:ac9_firmware:15.03.05.19\(6318\)_cn:*:*:*:*:*:*:* | 15.03.05.19(6318)_cn | Vulnerable | Tenda |
| cpe:2.3:h:tenda:ac9:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Tenda |
| cpe:2.3:o:tenda:ac15_firmware:15.03.05.19_cn:*:*:*:*:*:*:* | 15.03.05.19_cn | Vulnerable | Tenda |
| cpe:2.3:h:tenda:ac15:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Tenda |
| cpe:2.3:o:tenda:ac18_firmware:15.03.05.19\(6318\)_cn:*:*:*:*:*:*:* | 15.03.05.19(6318)_cn | Vulnerable | Tenda |
| cpe:2.3:h:tenda:ac18:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Tenda |
- cpe:2.3:o:tenda:ac9_firmware:15.03.05.19\(6318\)_cn:*:*:*:*:*:*:* Versions 15.03.05.19(6318)_cn Vulnerable ·Tenda
- cpe:2.3:h:tenda:ac9:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Tenda
- cpe:2.3:o:tenda:ac15_firmware:15.03.05.19_cn:*:*:*:*:*:*:* Versions 15.03.05.19_cn Vulnerable ·Tenda
- cpe:2.3:h:tenda:ac15:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Tenda
- cpe:2.3:o:tenda:ac18_firmware:15.03.05.19\(6318\)_cn:*:*:*:*:*:*:* Versions 15.03.05.19(6318)_cn Vulnerable ·Tenda
- cpe:2.3:h:tenda:ac18:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Tenda
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2018-18728
- 2026-10-03 Alias added: GHSA-3f4j-7hmm-p7m3
References
More Tenda Ac15 Firmware vulnerabilities
- TI-2020-08863 The goform/setUsbUnload endpoint of Tenda AC15 AC1900 version 15.03.05.19 allows remote… KEVCVSS 3.1CRITICAL 9.8
- TI-2026-19426 An issue was discovered in goform/formsetUsbUnload in Tenda AC15V1.0 V15.03.05.18_multi. CVSS 3.1CRITICAL 9.8
- TI-2026-19425 A buffer overflow vulnerability was discovered in goform/formSetMacFilterCfg in Tenda AC15V1.0 V15.03.05.18_multi. CVSS 3.1CRITICAL 9.8
- TI-2026-19424 An issue was discovered in goform/formSetIptv in Tenda AC15V1.0 V15.03.05.18_multi. CVSS 3.1CRITICAL 9.8
- TI-2025-21094 A buffer overflow vulnerability has been discovered in Tenda Ac15 V15.13.07.13. CVSS 3.1CRITICAL 9.8
- TI-2025-19077 Tenda AC15 v15.03.05.19 is vulnerable to Command Injection via the handler function in /goform/telnet. CVSS 3.1CRITICAL 9.8
Sources
- CVE-2018-18728 · CVE Program
- CVE-2018-18728 · NVD
- FIRST EPSS
- GHSA-3f4j-7hmm-p7m3 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences