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CVE PROGRAM SOURCE RECORD8.5 High

CVE-2026-75616

Command Injection in Router Web Management Interface

Description

An OS command injection vulnerability exists in the web management interface of Archer C20 v6 firmware when processing certain WAN-related configuration operations. An authenticated administrator may exploit insufficient input validation to execute arbitrary system commands, potentially resulting in full device compromise. Successful exploitation may allow arbitrary command execution with elevated privileges, compromising the confidentiality, integrity, and availability of the affected device and network traffic passing through it.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

TP-Link Systems Inc. Archer C20 v6

Default version status: unaffected

  • 0 to < EU_0.9.1 Build 260811affected
  • 0 to < US_0.9.1 Build 260812affected
  • 0 to < RU_0.9.1 Build 260812affected

References