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Philips Hue Bridge Pro Embedded MQTT Broker Binds on All Interfaces Without Authentication, Exposing Light Control and Real-Time Data to Any Network-Reachable Client

Last refreshed2026-09-29

Status: NEW  |  Advisory ID: CVE-2026-73669

Key Details

CVECVE-2026-73669
CVSS Score / Version7.3 (High) / CVSS v3.1
Updated2026-08-26
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
CVSS Proseattack vector is network; attack complexity is low; privileges required is none; user interaction is none; scope is unchanged; confidentiality impact is low; integrity impact is low; availability impact is low.
Classified asCWE-306 (Missing Authentication for Critical Function)

What to Know

The Signify Philips Hue Bridge Pro firmware embeds a Mosquitto MQTT broker service that listens on all network interfaces without authentication. An unauthenticated attacker with network access to the MQTT service on a vulnerable system can read data and control connected lights. Fixed in 1.77.2071318010. (NVD)

References

SourceReference
NVDhttps://nvd.nist.gov/vuln/detail/CVE-2026-73669
CVEhttps://www.cve.org/CVERecord?id=CVE-2026-73669