CVE-2019-25323

Heatmiser Netmonitor v3.03 contains an HTML injection vulnerability in the outputSetup.htm page that allows attackers to inject malicious HTML code through the outputtitle parameter. Attackers can craft specially formatted POST requests to the outputtitle parameter to execute arbitrary HTML and potentially manipulate the web interface's displayed content.

Score

CVSS 3.1 6.1 Medium

Status

Deferred - disclosure@vulncheck.com

Published

2026-02-12

Last modified

2026-02-13

Weaknesses

CWE-79

Affected products

• Heatmiser Netmonitor (Heatmiser)

References

• https://web.archive.org/web/20190724160628/https://www.heatmiser.com/en/
• https://www.exploit-db.com/exploits/47828
• https://www.vulncheck.com/advisories/heatmiser-netmonitor-html-injection
• https://www.zoneregeling.nl/heatmiser/netmonitor-handleiding.pdf