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 buffer overflow. The attack may be launched remotely. The exploit has been released to the public and may be used for attacks.

CVSS v3 8.8 HIGH
CVSS v2.0 9.0 HIGH

8.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

9.0^/10

CVSS v2.0 : HIGH

Vector : AV:N/AC:L/Au:S/C:C/I:C/A:C

Exploitability : 8.0 / Impact : 10.0

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
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

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:tenda:ac15_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:tenda:ac15:-:*:*:*:*:*:*:*

History

No history.

Information

Published : 2026-03-02 00:16

Updated : 2026-03-03 19:48

NVD link : CVE-2026-3400

Mitre link : CVE-2026-3400

CVE.ORG link : CVE-2026-3400

JSON object : View

Products Affected

tenda

ac15_firmware
ac15

CWE

CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

CWE-121

Stack-based Buffer Overflow

CWE-787

Out-of-bounds Write

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El exploit ha sido publicado y puede ser utilizado para ataques."}], "lastModified": "2026-03-03T19:48:04.040", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:tenda:ac15_firmware:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "EB73C3DF-9E16-4317-9B47-534A38E1B6F3", "versionEndIncluding": "15.13.07.13"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:tenda:ac15:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "B73E7C1C-F121-486A-8B15-E97EA0C219A5"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "cna@vuldb.com"}