CVE-2026-4906

HIGH

Tenda AC5 POST Request WizardHandle decodePwd stack-based overflow

Title source: cna
STIX 2.1

Description

A vulnerability was determined in Tenda AC5 15.03.06.47. The affected element is the function decodePwd of the file /goform/WizardHandle of the component POST Request Handler. Executing a manipulation of the argument WANT/WANS can lead to stack-based buffer overflow. The attack can be executed remotely. The exploit has been publicly disclosed and may be utilized.

References (5)

Core 5
Core References
Vdb Entry, Technical Description vdb-entry technical-description
VDB-353657 | Tenda AC5 POST Request WizardHandle decodePwd stack-based overflow
https://vuldb.com/?id.353657
Signature, Permissions Required signature permissions-required
VDB-353657 | CTI Indicators (IOB, IOC, IOA)
https://vuldb.com/?ctiid.353657
Third Party Advisory third-party-advisory
Submit #777394 | Tenda AC5 AC5 V1.0 V15.03.06.47 Buffer Overflow
https://vuldb.com/?submit.777394
Product product
https://www.tenda.com.cn/

Scores

CVSS v3 8.8
EPSS 0.0009
EPSS Percentile 25.6%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact total

Details

CWE
CWE-119 CWE-121 CWE-787
Status published
Products (2)
Tenda/AC5 15.03.06.47
tenda/ac5_firmware 15.03.06.47
Published Mar 27, 2026
Tracked Since Mar 27, 2026