CVE-2026-4902

HIGH

Tenda AC5 POST Request addressNat fromAddressNat memory corruption

Title source: cna
STIX 2.1

Description

A vulnerability was detected in Tenda AC5 15.03.06.47. This affects the function fromAddressNat of the file /goform/addressNat of the component POST Request Handler. The manipulation of the argument page results in stack-based buffer overflow. The attack can be launched remotely. The exploit is now public and may be used.

References (5)

Core 5
Core References
Vdb Entry, Technical Description vdb-entry technical-description
VDB-353653 | Tenda AC5 POST Request addressNat fromAddressNat memory corruption
https://vuldb.com/?id.353653
Signature, Permissions Required signature permissions-required
VDB-353653 | CTI Indicators (IOB, IOC, IOA)
https://vuldb.com/?ctiid.353653
Third Party Advisory third-party-advisory
Submit #777378 | Tenda AC5 AC5 V1.0 V15.03.06.47 Buffer Overflow
https://vuldb.com/?submit.777378
Product product
https://www.tenda.com.cn/

Scores

CVSS v3 8.8
EPSS 0.0063
EPSS Percentile 45.4%
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 26, 2026
Tracked Since Mar 27, 2026