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CVE-2026-5683— Tenda CX12L P2pListFilter fromP2pListFilter stack-based overflow

Quick assessment

Affected
Tenda CX12L
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Tenda CX12L是中国腾达（Tenda）公司的一款家用无线路由器设备。 Tenda CX12L 16.03.53.12版本存在安全漏洞，该漏洞源于对文件/goform/P2pListFilter中参数page的错误操作，可能导致栈缓冲区溢出。

CVSS 5.5 · Medium EPSS 0.62% · P47
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I. Basic Information for CVE-2026-5683

Vulnerability Information
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Vulnerability Title
Tenda CX12L P2pListFilter fromP2pListFilter stack-based overflow
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability was found in Tenda CX12L 16.03.53.12. Affected by this vulnerability is the function fromP2pListFilter of the file /goform/P2pListFilter. Performing a manipulation of the argument page results in stack-based buffer overflow. The attack must originate from the local network. The exploit has been made public and could be used.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
栈缓冲区溢出
Source: CVE Program / CVE List V5
Vulnerability Title
Tenda CX12L 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Tenda CX12L是中国腾达（Tenda）公司的一款家用无线路由器设备。 Tenda CX12L 16.03.53.12版本存在安全漏洞，该漏洞源于对文件/goform/P2pListFilter中参数page的错误操作，可能导致栈缓冲区溢出。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Tenda CX12L 16.03.53.12 -

II. Public POCs for CVE-2026-5683

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III. Intelligence Information for CVE-2026-5683

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Vendor Advisories for CVE-2026-5683 (1)

News Coverage for CVE-2026-5683 (1)

Same Patch Batch · Tenda · 2026-04-06 · 6 CVEs total

CVE-2026-5609 8.8 HIGH Tenda i12 Parameter wifiSSIDset formwrlSSIDset stack-based overflow
CVE-2026-5685 8.8 HIGH Tenda CX12L addressNat fromAddressNat stack-based overflow
CVE-2026-5686 8.8 HIGH Tenda CX12L RouteStatic fromRouteStatic stack-based overflow
CVE-2026-5687 8.8 HIGH Tenda CX12L NatStaticSetting fromNatStaticSetting stack-based overflow
CVE-2026-5684 8.0 HIGH Tenda CX12L webExcptypemanFilter fromwebExcptypemanFilter stack-based overflow

IV. Related Vulnerabilities

Same product: CX12L
Same vendor: Tenda
Same weakness: CWE-121

V. Comments for CVE-2026-5683

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