CVE-2026-11410

HIGH CVSS 4.0: 8.5 EPSS 2.79%
Updated Jun 18, 2026
TP-Link
Parameter Value
CVSS 8.5 (HIGH)
Affected Versions before 260528
Fixed In 260528
Type CWE-78 (OS Command Injection)
Vendor TP-Link
Public PoC No

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.

Attack Parameters

Attack Vector
Adjacent
Requires local network access
Attack Complexity
Low
Easy to exploit
Attack Requirements
None
No additional conditions
Privileges Required
High
Admin privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
High
Complete data leak
Integrity
High
Complete data modification
Availability
High
Complete denial of service

CVSS Vector v4.0

Weakness Type (CWE)

Vulnerable Products 2

Configuration From (including) Up to (excluding)
Tp-Link Tl-Wr940n_Firmware
cpe:2.3:o:tp-link:tl-wr940n_firmware:*:*:*:*:*:*:*:*
260528
Tp-Link Tl-Wr940n
cpe:2.3:h:tp-link:tl-wr940n:-:*:*:*:*:*:*:*