Vulnerability · Published Aug 13, 2026 · Assigned by cisa-cg
CVE-2026-73669Signify Philips Hue Bridge Pro MQTT broker missing authentication
High 7.3
In plain English
A high-severity missing authentication in Philips Hue Bridge Pro from Signify. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 44% of all known vulnerabilities).
Severity (CVSS 3.1)7.3High
Exploit odds (30 days)0.5%top 55.8% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
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.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Signify | Philips Hue Bridge Pro | 0 – before 1.77.2071318010 |
Weakness: CWE-306 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L