Buffer overflow in Tenda Ac15
CVE-2026-3400
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…
Vulnerability class: Buffer Overflow
EPSS: 0.002 (36.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R.
Affected products
- Tenda Ac15 — versions 15.13.07.0, 15.13.07.1, 15.13.07.2
Weakness classification (CWE)
References
- VDB-348295 | Tenda AC15 TextEditingConversion stack-based overflow (vdb-entry, technical-description)
- VDB-348295 | CTI Indicators (IOB, IOC, IOA) (signature, permissions-required)
- Submit #760109 | Tenda A15 V15.13.07.13 Stack-based Buffer Overflow (third-party-advisory)
- www.yuque.com/ba1ma0-an29k/nnxoap/tzg68iadbmqx6esm (exploit)
- www.tenda.com.cn/ (product)
Frequently asked questions
- What is CVE-2026-3400?
- CVE-2026-3400 is a high-severity vulnerability in Tenda Ac15, classified under Stack-based Buffer Overflow. CVSS score: 8.8/10. Published 2026-03-01.
- How severe is CVE-2026-3400?
- High severity. CVSS v3 base score is 8.8 out of 10.