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CVE-2026-11410— OS Command Injection in BigPond Cable (BPA) Configuration in TP-Link TL-WR940N

Quick assessment

Affected
TP-Link Systems Inc. TL-WR940N v6
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.

TP-Link Systems Inc TL-WR940N v6是TP-Link Systems Inc公司的一款无线路由器。 TP-Link Systems Inc TL-WR940N v6 V6_260528之前版本存在命令注入漏洞，该漏洞源于用户输入清理不当，可能导致经过身份验证的攻击者利用管理访问权限执行任意系统命令并提升权限。

AI Predicted 7.8 Difficulty: Trivial EPSS 2.79% · P86

Affected Version Matrix 1

VendorProduct Version RangeStatus
TP-Link Systems Inc. TL-WR940N v6 < V6_260528 affected
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I. Basic Information for CVE-2026-11410

Vulnerability Information
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Vulnerability Title
OS Command Injection in BigPond Cable (BPA) Configuration in TP-Link TL-WR940N
Source: CVE Program / CVE List V5
Vulnerability Description
An authenticated OS command injection vulnerability exists in the BigPond Cable (BPA) WAN configuration module in TL-WR940N v6 due to improper sanitization of user input. An attacker with administrative access may exploit this issue to execute arbitrary system commands with elevated privileges.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
OS命令中使用的特殊元素转义处理不恰当(OS命令注入)
Source: CVE Program / CVE List V5
Vulnerability Title
TP-Link Systems Inc TL-WR940N v6 命令注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
TP-Link Systems Inc TL-WR940N v6是TP-Link Systems Inc公司的一款无线路由器。 TP-Link Systems Inc TL-WR940N v6 V6_260528之前版本存在命令注入漏洞，该漏洞源于用户输入清理不当，可能导致经过身份验证的攻击者利用管理访问权限执行任意系统命令并提升权限。
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
TP-Link Systems Inc. TL-WR940N v6 0 ~ V6_260528 -

II. Public POCs for CVE-2026-11410

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III. Intelligence Information for CVE-2026-11410

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Vendor Advisories for CVE-2026-11410 (1)

Vendor Pages for CVE-2026-11410 (1)

IV. Related Vulnerabilities

Same product: TL-WR940N v6
Same vendor: TP-Link Systems Inc.
Same weakness: CWE-78

V. Comments for CVE-2026-11410

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