CVE WatchJul 9, 2026

CVE-2021-42232

TP-Link Archer A7 Archer A7(US)_V5_210519 is affected by a command injection vulnerability in /usr/bin/tddp. The vulnerability is caused by

CVSS

9.8

Critical

EPSS

2.2%

p80

KEV

—

Exploit Today

0-100

Published: Aug 23, 2022 · Last modified: Jul 9, 2026 · CWE-78

EPSS · 30d

2.2%EPSS · 30 days3.2%

2026-06-302026-07-16

Technical description

TP-Link Archer A7 Archer A7(US)_V5_210519 is affected by a command injection vulnerability in /usr/bin/tddp. The vulnerability is caused by the program taking part of the received data packet as part of the command. This will cause an attacker to execute arbitrary commands on the router.

Official references

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