How severe is CVE-2019-25708?

CVE-2019-25708 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.

Is CVE-2019-25708 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (3rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-25708?

CVE-2019-25708 affects Heatmiser Wifi Thermostat. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-25708?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2019-25708 have an EU (EUVD) identifier?

Yes. CVE-2019-25708 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2019-20139.

When was CVE-2019-25708 published?

CVE-2019-25708 was published on 2026-04-12 and last updated on 2026-06-17.

CVE-2019-25708

CVE-2019-25708 is a medium-severity vulnerability in Heatmiser Wifi Thermostat with a CVSS 3.x base score of 4.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-352.

Key facts

Severity: Medium (CVSS 3.x base score 4.3)
CVSS v4: 5.3
EPSS exploit prediction: 0% (3rd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2019-20139
Weakness: CWE-352
Affected product: Heatmiser Wifi Thermostat
Published: 2026-04-12
Last modified: 2026-06-17

Description

Heatmiser Wifi Thermostat 1.7 contains a cross-site request forgery vulnerability that allows attackers to change administrator credentials by tricking authenticated users into submitting malicious requests. Attackers can craft HTML forms targeting the networkSetup.htm endpoint with parameters usnm, usps, and cfps to modify the admin username and password without user consent.

Frequently asked questions

What is CVE-2019-25708?: Heatmiser Wifi Thermostat 1.7 contains a cross-site request forgery vulnerability that allows attackers to change administrator credentials by tricking authenticated users into submitting malicious requests. Attackers can craft HTML forms targeting the networkSetup.htm endpoint with parameters usnm, usps, and cfps to modify the admin username and password without user consent.
How severe is CVE-2019-25708?: CVE-2019-25708 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.
Is CVE-2019-25708 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (3rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-25708?: CVE-2019-25708 affects Heatmiser Wifi Thermostat. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-25708?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2019-25708 have an EU (EUVD) identifier?: Yes. CVE-2019-25708 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2019-20139.
When was CVE-2019-25708 published?: CVE-2019-25708 was published on 2026-04-12 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:heatmiser:wifi_thermostat:1.7:*:*:*:*:*:*:*

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