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CVE-2025-15557

Improper Certificate Validation in TP-Link Tapo H100 and P100 Allows Man-in-the-Middle Attack

Published: Feb 5, 2026Updated: Feb 12, 2026 Sources: CVE List NVD BDUCWE-295
NVD MITRE
8.8CVSSHIGH
EPSS Score
0.2%
Top 92.1%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

An Improper Certificate Validation vulnerability in TP-Link Tapo H100 v1 and Tapo P100 v1 allows an on-path attacker on the same network segment to intercept and modify encrypted device-cloud communications.  This may compromise the confidentiality and integrity of device-to-cloud communication, enabling manipulation of device data or operations.

CVSS Vector Breakdown

AV:AAC:LPR:NUI:NS:UC:HI:HA:H
Exploitability
AV:AAttack Vector
Adjacent
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-295

Affected Products

Tapo H100 v1TP-Link Systems Inc.Networking Infrastructure
Tapo P100 v1TP-Link Systems Inc.Networking Infrastructure
tapo h100 firmwaretp-linkNetworking Infrastructure
tapo p100 firmwaretp-linkNetworking Infrastructure
Tapo H100TP-Link Technologies Co Ltd.Networking Infrastructure
tp-link systems inc.commercialCNNetworking Infrastructureaka tp-link
tp-linkcommercialTWNetworking Infrastructureaka tp-link, tp link
tp-link technologies co ltd.commercialCNNetworking Infrastructureaka tl-wr841n, tl-wr940n, tl-wr886n
and 1 more affected products View all →

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

Official Patch Available

MITRE ATT&CK

1 technique
Collection
View detailed technique mapping

References

https://www.tp-link.com/us/support/download/tapo-h100/
tp-link.com
https://www.tp-link.com/us/support/download/tapo-p100/
tp-link.com
https://www.tp-link.com/en/support/download/tapo-h100/
tp-link.com
and 2 more references View all →

Timeline

Published
Feb 5, 2026
Last Updated
Feb 12, 2026

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