CVE-2025-8627
Unauthenticated Protocol Commands on TP-Link KP303
The TP-Link KP303 Smartplug can be issued unauthenticated protocol commands that may cause unintended power-off condition and potential information leak.
This issue affects TP-Link KP303 (US) Smartplug: before 1.1.0.
Attack profile
How easy it is to exploit
- Attack vector
- Adjacent network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
Unauthenticated Protocol Commands on TP-Link KP303
The TP-Link KP303 Smartplug can be issued unauthenticated protocol commands that may cause unintended power-off condition and potential information leak.
This issue affects TP-Link KP303 (US) Smartplug: before 1.1.0.
- Record
CVE-2025-8627- CVSS 4.0
- 8.7 High
CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N - Weakness
- CWE-306
- Updated
- 2026-11-02
EUVDEUVD-2025-28803
The TP-Link KP303 Smartplug can be issued unauthenticated protocol commands that may cause unintended power-off condition and potential information leak.
This issue affects TP-Link KP303 (US) Smartplug: before 1.1.0.
- Record
EUVD-2025-28803- CVSS 4.0
- 8.7 High
CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-mjmv-2pj5-x57j
The TP-Link KP303 Smartplug can be issued unauthenticated protocol commands that may cause...
The TP-Link KP303 Smartplug can be issued unauthenticated protocol commands that may cause unintended power-off condition and potential information leak.
This issue affects TP-Link KP303 (US) Smartplug: before 1.1.0.
- Record
GHSA-mjmv-2pj5-x57j- CVSS 4.0
- 8.7 High
CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - CVSS 3.1
- 8.8 High
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-306
- Updated
- 2026-11-02
NVD
The TP-Link KP303 Smartplug can be issued unauthenticated protocol commands that may cause unintended power-off condition and potential information leak.
This issue affects TP-Link KP303 (US) Smartplug: before 1.1.0.
- Record
CVE-2025-8627- CVSS 4.0
- 8.7 High
CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - CVSS 3.1
- 8.8 High
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-306
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2025-8627 is a high vulnerability (CVSS 8.7) in Tp-link Systems Inc. Kp303 (us) Smartplug, published August 25, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.32%, the 24th percentile. No source names a fixed version.