CVE-2018-25396CWE-256

Heatmiser Wifi Thermostat 1.7 Credential Disclosure via networkSetup.htm

High · published May 29, 2026

CVSS v4.0
8.7
EPSS
0%
Percentile
22.8
In the wild
Unconfirmed
What it is

Heatmiser Wifi Thermostat 1.7 contains a credential disclosure vulnerability that allows unauthenticated attackers to retrieve administrative credentials by accessing the networkSetup.htm page. Attackers can request the networkSetup.htm endpoint and extract plaintext username and password values from HTML form fields to gain administrative access to the thermostat.

The record
Technical detail
CVSS v4.0
8.7 · HIGH
Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
EPSS
0.00313 · 22.8th percentile
Weakness
CWE-256 · Plaintext Storage of a Password
Published
2026-05-29T14:46Z
EPSS history
Timeline
  • 29 MAY 14:46Z
    Heatmiser Wifi Thermostat 1.7 Credential Disclosure via networkSetup.htm
    cvelistv5