Vulnerability · Published Jul 24, 2025 · Assigned by icscert

CVE-2025-6260Network Thermostat X-Series WiFi Thermostats Missing Authentication for Critical Function

Critical 9.8

In plain English

A critical-severity missing authentication in X-Series WiFi thermostats from Network Thermostat. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.6% (higher than 47% of all known vulnerabilities).

Severity (CVSS 3.1)9.8Critical

Exploit odds (30 days)0.6%top 53.0% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

The embedded web server on the thermostat listed version ranges contain a vulnerability that allows unauthenticated attackers, either on the local area network or from the Internet via a router with port forwarding set up, to gain direct access to the thermostat's embedded web server and reset user credentials by manipulating specific elements of the embedded web interface.

Affected products (as reported)

Vendor	Product	Versions
Network Thermostat	X-Series WiFi thermostats	v4.5 – before 4.6v9.6 – before v9.46v10.1 – before v10.29v11.1 – before v11.5

Weakness: CWE-306 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

https://www.cisa.gov/news-events/ics-advisories/icsa-25-205-02