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Critical Vulnerability in TP-Link Kasa Smart Devices Disclosed

First seen 27 Aug 2026, 19:49 UTC • •
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ThreatCluster AI
ThreatCluster •August 28, 2026 at 19:20 UTC
  • •CVE-2026-76784 affects multiple Kasa smart devices.
  • •Attackers can intercept and manipulate device-control commands.
  • •Inadequate cryptographic protections are the root cause of the vulnerability.

TP-Link has announced a high-severity vulnerability, tracked as CVE-2026-76784, affecting multiple Kasa smart devices. This flaw allows attackers on the same local network to intercept, replay, or forge device-control commands, potentially leading to unauthorized changes in device states or denial-of-service conditions. The vulnerability arises from inadequate cryptographic protections in the local communication protocol used by Kasa devices. Users of affected devices are at risk of manipulation, and the issue was published on August 26, 2026. TP-Link has issued a security advisory regarding this flaw, emphasizing the need for immediate attention from users. The vulnerability is categorized as critical due to its potential impact on smart home security. No specific patches or mitigations have been mentioned yet.

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Updated 44d ago How this analysis works

Timeline

2026-08-26
CVE-2026-76784 published
TP-Link disclosed a high-severity vulnerability affecting Kasa smart devices, allowing command interception and manipulation.
Cybersecuritynews
2026-08-27
Vulnerability disclosed to the public
TP-Link officially announced the vulnerability, urging users to be cautious about their smart device security.
Gbhackers

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