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CVE-2026-66890
Use of Hard-coded Credentials in Digital Watchdog VMAX DVR and NVR Product Lineups
Critical9.4EPSS 0.33%
- Published
- Updated
- Reserved
- Assigned by
- icscert
Description
The affected products use hard-coded credentials, which could allow remote access to files with root privileges where FTP is reachable.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| icscertCNA (assigner) | 4.0 | Critical9.4 | CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H |
| icscertCNA (assigner) | 3.1 | Critical9.6 | CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H |
| NVDNVD · Awaiting Analysis | 4.0 | Critical9.4 | CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/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 |
- EPSS (exploitation in 30 days)
- 0.33% · top 74% of all CVEs (6 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: total
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Critical 9.4.
Weakness
Affected products
Digital Watchdog · VMAX A1 G4 DVR
- affected All
Digital Watchdog · VMAX IP G4 NVR
- affected All
Digital Watchdog · VMAX A1 PLUS
- affected All
Digital Watchdog · VA1G4 Recorder
- affected All
Digital Watchdog · VG4 Recorder
- affected All
What to do
Solution: Digital Watchdog has released updated firmware for the affected products. Users should download and install the updated firmware for their model at: https://digital-watchdog.com/downloads/
References (3)
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2026-66890)Record last updated .