CVE-2026-5605

HIGH

Tenda CH22 WrlExtraSet formWrlExtraSet stack-based overflow

Title source: cna

Description

A weakness has been identified in Tenda CH22 1.0.0.1. This affects the function formWrlExtraSet of the file /goform/WrlExtraSet. Executing a manipulation of the argument GO can lead to stack-based buffer overflow. The attack can be executed remotely. The exploit has been made available to the public and could be used for attacks.

References (5)

Core 5

Core References

Vdb Entry, Technical Description vdb-entry technical-description

VDB-355397 | Tenda CH22 WrlExtraSet formWrlExtraSet stack-based overflow

https://vuldb.com/vuln/355397

Signature, Permissions Required signature permissions-required

VDB-355397 | CTI Indicators (IOB, IOC, IOA)

https://vuldb.com/vuln/355397/cti

Third Party Advisory third-party-advisory

Submit #785052 | Tenda CH22 V1.0.0.1 Stack-based Buffer Overflow

https://vuldb.com/submit/785052

Exploit exploit

https://github.com/Litengzheng/vuldb_new/blob/main/CH22/vul_54/README.md

View Exploit ZIP pw:eip

Product product

https://www.tenda.com.cn/

Scores

CVSS v3 8.8

EPSS 0.0069

EPSS Percentile 47.9%

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

Status published

Products (2)

Tenda/CH22 1.0.0.1

tenda/ch22_firmware 1.0.0.1

Published Apr 06, 2026

Tracked Since Apr 06, 2026