CVE-2026-3400

Tenda AC15 TextEditingConversion stack-based overflow

State: Published
Severity: 8.7 High
Published: Mar 1, 2026
Updated: Mar 2, 2026
Reserved: Mar 1, 2026

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.

Scores

CVSS	Score	Vector	Source
4.0	8.7 High	CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P	VulDB
3.1	8.8 High	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	VulDB
3.0	8.8 High	CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R	VulDB
2.0	9.0 High	AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR	VulDB

Weaknesses

CWE-121 Stack-based Buffer Overflow
CWE-119 Memory Corruption

Affected Products

Product	Versions
AC15Tenda	15.13.07.0Affected 15.13.07.1Affected 15.13.07.2Affected 15.13.07.3Affected 15.13.07.4Affected 15.13.07.5Affected 15.13.07.6Affected 15.13.07.7Affected 15.13.07.8Affected 15.13.07.9Affected 15.13.07.10Affected 15.13.07.11Affected 15.13.07.12Affected 15.13.07.13Affected

References

VDB-348295 | Tenda AC15 TextEditingConversion stack-based overflowvdb-entrytechnical-description
VDB-348295 | CTI Indicators (IOB, IOC, IOA)signaturepermissions-required
Submit #760109 | Tenda A15 V15.13.07.13 Stack-based Buffer Overflowthird-party-advisory
https://www.yuque.com/ba1ma0-an29k/nnxoap/tzg68iadbmqx6esm?singleDoc#exploit
https://www.tenda.com.cn/product

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