CVE-2026-17176

An OS command injection vulnerability in the TDDP module of Deco BE11000 and Deco M9 Plus allows an adjacent network attacker to execute arbitrary commands with root privileges by sending a crafted UDP packet. Successful exploitation may lead to complete device compromise, including unauthorized command execution, modification of device settings, and loss of confidentiality, integrity, and availability

CVSS 4.0

7.7CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L

EPSS

15% chance of exploitation in the next 30 days; higher than 96% of CVEs (scores of 2026-10-25)

CWE

CWE-78

Published

2026-09-11

Modified

2026-10-01

Record from

the NVD, synced 2026-10-19

References

• https://www.tp-link.com/en/support/download/deco-m9-plus/v2/
• https://www.tp-link.com/en/support/faq/5293/
• https://www.tp-link.com/us/support/download/deco-be11000/#Firmware
• https://www.tp-link.com/us/support/download/deco-m9-plus/v2/#Firmware

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