An information disclosure vulnerability was identified in TP-Link Kasa EC70 v4 and EC71 v4 in the local discovery mechanism, which exposes sensitive geolocation information without requiring authentication. This issue allows an attacker on the same local network to retrieve geolocation-related data through crafted responses. The vulnerability impacts confidentiality only, with no evidence of integrity of availability impact.
https://www.tp-link.com/us/support/faq/5192/
https://www.tp-link.com/us/support/download/ec71/#Firmware-Release-Notes
https://www.tp-link.com/us/support/download/ec70/v4/#Firmware-Release-Notes
https://www.tp-link.com/en/support/download/ec71/#Firmware-Release-Notes
https://www.tp-link.com/en/support/download/ec70/v4/#Firmware-Release-Notes
Published: 2026-07-15
Updated: 2026-07-15
Base Score: 2.1
Vector: CVSS2#AV:L/AC:L/Au:N/C:P/I:N/A:N
Severity: Low
Base Score: 5.5
Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Severity: Medium
Base Score: 5.3
Vector: CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
Severity: Medium