Vulnerabilidades do TP-Link Systems Inc. Archer C20 Firmware
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CVEs publicadas que afetam TP-Link Systems Inc. Archer C20 Firmware: 3 registro(s), com versões afetadas e correções.cpe:2.3:o:tp-link:archer_c20_firmware
CVE-2026-75616
Média · 6.8
CWE-78 19/08/2026
Command Injection in Router Web Management Interface
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.
CVE-2025-15551
Média · 5.6
CWE-95 05/02/2026
LAN Code Execution on TP-Link Archer MR200, Archer C20, TL-WR850N and TL-WR845N
The response coming from TP-Link Archer MR200 v5.2, C20 v5 and v6, TL-WR850N v3, and TL-WR845N v4 for any request is getting executed by the JavaScript function like eval directly without any check. Attackers can exploit this vulnerability via a Man-in-the-Middle (MitM) attack to execute JavaScript code on the router's admin web portal without the user's permission or knowledge.
CVE-2026-0834
Alta · 8.8
CWE-290 21/01/2026
Logic Vulnerability on TP-Link Archer C20, Archer AX53 and TL-WR841N v13
Logic vulnerability in TP-Link Archer C20 v5, 6.0, Archer AX53 v1.0 and TL-WR841N v13 (TDDP module) allows unauthenticated adjacent attackers to execute administrative commands including factory reset and device reboot without credentials. Attackers on the adjacent network can remotely trigger factory resets and reboots without credentials, causing configuration loss and interruption of device availability.
This issue affects Archer C20 v6.0 < V6_251031, Archer C20 v5 <EU_V5_260317 or < US_V5_260419
Archer AX53 v1.0 <
V1_251215
TL-WR841N v13 < 0.9.1 Build 20231120 Rel.62366