Heatmiser Netmonitor 3.03 - Hardcoded Credentials
Published Feb 12, 2026
9.3
CRITICALCVSS 4.0
EPSS 0.29%
Description
Heatmiser Netmonitor 3.03 contains a hardcoded credentials vulnerability in the networkSetup.htm page with predictable admin login credentials. Attackers can access the device by using the hard-coded username 'admin' and password 'admin' in the hidden form input fields.
Affected products
-
- Version 3.03StatusaffectedConstraints-
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Heatmiser | Heatmiser Netmonitor | n/a |
|
No data.
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
1 other source (NVD) ▾
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
No CVSS v3.0 score for this CVE.
No CVSS v2.0 score for this CVE.
This CVE is not in the KEV list.
CISA SSVC (Vulnrichment)
Stakeholder-Specific Vulnerability Categorization from CISA ADP.
Exploitation
PoCAutomatable
YesTechnical Impact
PartialDecision
n/aAssessed Feb 13, 2026 · SSVC 2.0.3
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
Feb–Oct 2026- EPSS v4
- EPSS v5
Percentile over time
- EPSS v4
- EPSS v5
Table of values (3 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.29% (0.00287) | 19.23th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.28% (0.00277) | 19.18th | v5 (v2026.06.15) |
| Feb 13, 2026 | 0.03% (0.00031) | 8.61th | v4 (v2025.03.14) |
References (4)
- https://web.archive.org/web/20190724160628/https://www.heatmiser.com/en/ product
- https://www.exploit-db.com/exploits/47823 exploit
- https://www.vulncheck.com/advisories/heatmiser-netmonitor-hardcoded-credentials third-party-advisory
- https://www.zoneregeling.nl/heatmiser/netmonitor-handleiding.pdf product
| Link | Providers | Tags |
|---|---|---|
| https://web.archive.org/web/20190724160628/https://www.heatmiser.com/en/ | product | |
| https://www.exploit-db.com/exploits/47823 | exploit | |
| https://www.vulncheck.com/advisories/heatmiser-netmonitor-hardcoded-credentials | third-party-advisory | |
| https://www.zoneregeling.nl/heatmiser/netmonitor-handleiding.pdf | product |
Change history (0)
No recorded changes yet.