# CVE-2018-25396

## Summary

- **CVE ID:** CVE-2018-25396
- **Severity:** HIGH
- **CVSS Score:** 8.7 (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)
- **CWE:** CWE-256
- **Published:** May 29, 2026
- **Last Modified:** Jul 28, 2026

## Description

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.

## Affected Products

- Heatmiser — Heatmiser Wifi Thermostat (1.7)

## References

- [CNA](https://www.exploit-db.com/exploits/45623)
- [CNA](https://www.vulncheck.com/advisories/heatmiser-wifi-thermostat-credential-disclosure-via-networksetup-htm)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.31%
- **EPSS Percentile:** 23.9

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-11._