CVE-2026-5156

A vulnerability was determined in Tenda CH22 1.0.0.1. This impacts the function formQuickIndex of the file /goform/QuickIndex of the component Parameter Handler. This manipulation of the argument mit_linktype causes stack-based buffer overflow. The attack is possible to be carried out remotely. The exploit has been publicly disclosed and may be utilized.

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://github.com/Litengzheng/vuldb_new/blob/main/CH22/vul_46/README.md	Exploit Third Party Advisory
https://vuldb.com/submit/780208	Third Party Advisory VDB Entry
https://vuldb.com/vuln/354188	Third Party Advisory VDB Entry
https://vuldb.com/vuln/354188/cti	Permissions Required VDB Entry
https://www.tenda.com.cn/	Product

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:tenda:ch22_firmware:1.0.0.1:*:*:*:*:*:*:*

cpe:2.3:h:tenda:ch22:-:*:*:*:*:*:*:*

History

No history.

Information

Published : 2026-03-31 00:16

Updated : 2026-06-17 10:58

NVD link : CVE-2026-5156

Mitre link : CVE-2026-5156

CVE.ORG link : CVE-2026-5156

JSON object : View

Products Affected

tenda

ch22_firmware
ch22

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 divulgado p\u00fablicamente y puede ser utilizado."}], "lastModified": "2026-06-17T10:58:30.880", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:tenda:ch22_firmware:1.0.0.1:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "DB66174F-9460-4B60-AC6B-1B8D5700D6A0"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:tenda:ch22:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "4B2CBA2D-54D0-4860-A4B4-2BF5238E76AE"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "cna@vuldb.com"}