CVE-2026-73669

Summary

The Signify Philips Hue Bridge Pro firmware embeds a Mosquitto MQTT broker (v2.0.22) that listens on all network interfaces with anonymous access enabled and no firewall restriction. An attacker with access to the Bridge's network can read device data and control connected lights.

Affected Software

Weaknesses

• CWE-306: CWE-306 Missing Authentication for Critical Function

References

• https://www.philips-hue.com/en-us/support/release-notes/bridge-pro
• https://www.philips-hue.com/en-us/support/security-advisory
• https://www.cve.org/CVERecord?id=CVE-2026-73669
• https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/IT/white/2026/va-26-225-01.json

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