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7.4
Tenda AC15 Wi-Fi Router: Remote Code Execution via Unsecured Function
CVE-2026-3400
Summary
A security flaw in Tenda AC15 routers with outdated software (up to version 15.13.07.13) can allow a hacker to execute malicious code remotely. This could potentially lead to unauthorized access and control of the router. Update the router software to the latest version to fix this issue.
What to do
No fix is available yet. Check with your software vendor for updates.
Affected software
| Vendor | Product | Affected versions | Fix available |
|---|---|---|---|
| tenda | ac15_firmware | <= 15.13.07.13 | – |
Original title
A security flaw has been discovered in Tenda AC15 up to 15.13.07.13. Affected by this issue is some unknown functionality of the file /goform/TextEditingConversion. The manipulation of the argument...
Original description
A security flaw has been discovered in Tenda AC15 up to 15.13.07.13. Affected by this issue is some unknown functionality of the file /goform/TextEditingConversion. The manipulation of the argument wpapsk_crypto2_4g results in stack-based buffer overflow. The attack may be launched remotely. The exploit has been released to the public and may be used for attacks.
nvd CVSS2.0
9.0
nvd CVSS3.1
9.8
nvd CVSS4.0
7.4
Vulnerability type
CWE-119
Buffer Overflow
CWE-121
Stack-based Buffer Overflow
CWE-787
Out-of-bounds Write
- https://vuldb.com/?ctiid.348295 Permissions Required VDB Entry
- https://vuldb.com/?id.348295 Third Party Advisory VDB Entry
- https://vuldb.com/?submit.760109 Third Party Advisory VDB Entry
- https://www.tenda.com.cn/ Product
- https://www.yuque.com/ba1ma0-an29k/nnxoap/tzg68iadbmqx6esm?singleDoc# Exploit Third Party Advisory
Published: 2 Mar 2026 · Updated: 13 Mar 2026 · First seen: 6 Mar 2026