CVE-2026-5686

A security flaw has been discovered in Tenda CX12L 16.03.53.12. This vulnerability affects the function fromRouteStatic of the file /goform/RouteStatic. The manipulation of the argument page results in stack-based buffer overflow. The attack can 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://github.com/cve-a/lvdan/issues/4	Exploit Issue Tracking Mitigation Third Party Advisory
https://vuldb.com/submit/792783	Third Party Advisory VDB Entry
https://vuldb.com/vuln/355513	Third Party Advisory VDB Entry
https://vuldb.com/vuln/355513/cti	Permissions Required VDB Entry
https://www.tenda.com.cn/	Product

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:tenda:cx12l_firmware:16.03.53.12:*:*:*:*:*:*:*

cpe:2.3:h:tenda:cx12l:-:*:*:*:*:*:*:*

History

No history.

Information

Published : 2026-04-06 22:16

Updated : 2026-07-24 09:10

NVD link : CVE-2026-5686

Mitre link : CVE-2026-5686

CVE.ORG link : CVE-2026-5686

JSON object : View

Products Affected

tenda

cx12l
cx12l_firmware

CWE

CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

CWE-121

Stack-based Buffer Overflow

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