CVE-2026-3227highCWE-78

CVE-2026-3227: falha de alta gravidade em TP-Link Systems Inc. TL-WR802N v4

Authenticated Command Injection on TP-Link TL-WR802N, TL-WR841N and TL-WR840N

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21Vexday Risk Score

Sem sinal de exploração. Nenhum artefato público de exploração conhecido até agora.

ssvc Trackcvss 8.5epss 3.0%
A command injection vulnerability was identified in TP-Link TL-WR802N v4, TL-WR841N v14, and TL-WR840N v6 due to improper neutralization of special elements used in an OS command. In the router configuration import function allows an authenticated attacker to upload a crafted configuration file that results in execution of OS commands with root privileges during port-trigger processing. Successful exploitation allows an authenticated attacker to execute system commands with root privileges, leading to full device compromise.
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
Produtos afetados
TP Link Systems Inc. · TL-WR840N v6TP-Link Systems Inc. · TL-WR802N v4TP-Link Systems Inc. · TL-WR841N v14
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