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CVE-2025-11528— Tenda AC7 saveAutoQos stack-based overflow

Quick assessment

Affected
Tenda AC7
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Tenda AC7是中国腾达（Tenda）公司的一款无线路由器。 Tenda AC7 15.03.06.44版本存在安全漏洞，该漏洞源于文件/goform/saveAutoQos中参数enable的操作导致栈缓冲区溢出，可能导致远程执行任意代码。

CVSS 8.8 · High EPSS 0.80% · P55

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2025-11528

Vulnerability Information
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Vulnerability Title
Tenda AC7 saveAutoQos stack-based overflow
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability was identified in Tenda AC7 15.03.06.44. This affects an unknown function of the file /goform/saveAutoQos. The manipulation of the argument enable leads to stack-based buffer overflow. Remote exploitation of the attack is possible. The exploit is publicly available and might be used.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
栈缓冲区溢出
Source: CVE Program / CVE List V5
Vulnerability Title
Tenda AC7 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Tenda AC7是中国腾达（Tenda）公司的一款无线路由器。 Tenda AC7 15.03.06.44版本存在安全漏洞，该漏洞源于文件/goform/saveAutoQos中参数enable的操作导致栈缓冲区溢出，可能导致远程执行任意代码。
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 AC7 15.03.06.44 cpe:2.3:o:tenda:ac7_firmware:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2025-11528

# POC Description Source Link Shenlong Link
AI-Generated POC Premium
Qwen3.6-35B-A3B · 122386 chars
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III. Intelligence Information for CVE-2025-11528

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Same Patch Batch · Tenda · 2025-10-09 · 8 CVEs total

CVE-2025-11549 8.8 HIGH Tenda W12 HTTP Request modules wifiMacFilterSet stack-based overflow
CVE-2025-11527 8.8 HIGH Tenda AC7 fast_setting_pppoe_set stack-based overflow
CVE-2025-11526 8.8 HIGH Tenda AC7 WifiMacFilterSet stack-based overflow
CVE-2025-11525 8.8 HIGH Tenda AC7 SetUpnpCfg stack-based overflow
CVE-2025-11524 8.8 HIGH Tenda AC7 SetDDNSCfg stack-based overflow
CVE-2025-11550 6.5 MEDIUM Tenda W12 HTTP Request modules wifiScheduledSet null pointer dereference
CVE-2025-11523 6.3 MEDIUM Tenda AC7 AdvSetLanip command injection

IV. Related Vulnerabilities

Same product: AC7
Same vendor: Tenda
Same weakness: CWE-121

V. Comments for CVE-2025-11528

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