Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1336 CNY

100%
Buy Us a Coffee

CVE-2026-11504— Tenda CX12L Wi-Fi Schedule Configuration Endpoint openSchedWifi setSchedWifi stack-based overflow

CVSS 8.8 · High EPSS 0.47% · P37

Possible ATT&CK Techniques 1AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 1

VendorProductVersion RangeStatus
TendaCX12L16.03.53.12affected
Get alerts for future matching vulnerabilitiesLog in to subscribe

I. Basic Information for CVE-2026-11504

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
Tenda CX12L Wi-Fi Schedule Configuration Endpoint openSchedWifi setSchedWifi stack-based overflow
Source: NVD (National Vulnerability Database)
Vulnerability Description
A vulnerability was detected in Tenda CX12L 16.03.53.12. The impacted element is the function setSchedWifi of the file /goform/openSchedWifi of the component Wi-Fi Schedule Configuration Endpoint. Performing a manipulation of the argument schedStartTime/schedEndTime results in stack-based buffer overflow. The attack may be initiated remotely. The exploit is now public and may be used.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
栈缓冲区溢出
Source: NVD (National Vulnerability Database)
Vulnerability Title
Tenda CX12L 缓冲区错误漏洞
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版本存在缓冲区错误漏洞，该漏洞源于Wi-Fi Schedule Configuration Endpoint组件文件/goform/openSchedWifi中函数setSchedWifi对参数schedStartTime/schedEndTime的操作，可能导致栈缓冲区溢出。攻击者可远程发起攻击。
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

VendorProductAffected VersionsCPESubscribe
TendaCX12L 16.03.53.12 cpe:2.3:o:tenda:cx12l_firmware:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-11504

#POC DescriptionSource LinkShenlong Link
AI-Generated POCPremium
Qwen3.6-35B-A3B · 10397 chars
Pro+ exclusive includes:
Vulnerability reproduction recording (real sandbox build + trigger, exclusive)
In-depth vulnerability mechanism
Trigger conditions & impact
Full executable POC code
Exploit chain & mitigation
POC zip download
100+ AI POC generations per month

III. Intelligence Information for CVE-2026-11504

请登录查看更多情报信息。

Proof of Concept for CVE-2026-11504 (1)

Same Patch Batch · Tenda · 2026-06-08 · 12 CVEs total

CVE-2026-114999.8 CRITICALTenda HG7HG9/HG10 formDOMAINBLK stack-based overflow
CVE-2026-115578.8 HIGHTenda F451 Web Management Natlimit fromNatlimit stack-based overflow
CVE-2026-115568.8 HIGHTenda F451 Web Management WriteFacMac formWriteFacMac os command injection
CVE-2026-115538.8 HIGHTenda HG7HG9/HG10 formPPPEdit stack-based overflow
CVE-2026-115288.8 HIGHTenda AC18 Web Management getRebootStatus sub_45304 stack-based overflow
CVE-2026-115248.8 HIGHTenda W20E Web Management modifyWifiFilterRules stack-based overflow
CVE-2026-115238.8 HIGHTenda W20E Web Management PortalAuth formPortalAuth stack-based overflow
CVE-2026-115228.8 HIGHTenda W20E setPortMirror formSetPortMirror stack-based overflow
CVE-2026-115038.8 HIGHTenda CX12L Wi-Fi Configuration Endpoint fast_setting_wifi_set form_fast_setting_wifi_set
CVE-2026-114988.8 HIGHTenda HG7HG9/HG10 Web Management voip_other_set asp_voip_OtherSet stack-based overflow
CVE-2026-114935.0 MEDIUMTenda AC15 Samba smb.conf weak password

IV. Related Vulnerabilities

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

V. Comments for CVE-2026-11504

No comments yet

Leave a comment