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CVE-2026-66372

Predictable Seed in Pseudo-Random Number Generator (PRNG) in Digital Watchdog VMAX DVR and NVR Product Lineups

CVSS 3.1 6.8 MEDIUMCVSS 4.0 7.6 HIGHCheck source for fixed versionsKEV status unknown

Original advisory

cve-program · CVE-2026-66372

Published

The affected products use insufficiently random values, which allows web session tokens to be predictable, bounding token entropy to the seed space.

Read the publisher's advisory

Affected versions, risk and source history

cve-program · CVE-2026-66372

Published

VMAX A1 G4 DVR

Vendor product

Publisher's version information

Shown as published. These rules are not interpreted as NuGet package version ranges.

{
                    "vendor": "Digital Watchdog",
                    "product": "VMAX A1 G4 DVR",
                    "versions": [
                        {
                            "status": "affected",
                            "version": "All"
                        }
                    ],
                    "defaultStatus": "unaffected"
                }

VMAX IP G4 NVR

Vendor product

Publisher's version information

Shown as published. These rules are not interpreted as NuGet package version ranges.

{
                    "vendor": "Digital Watchdog",
                    "product": "VMAX IP G4 NVR",
                    "versions": [
                        {
                            "status": "affected",
                            "version": "All"
                        }
                    ],
                    "defaultStatus": "unaffected"
                }

VMAX A1 PLUS

Vendor product

Publisher's version information

Shown as published. These rules are not interpreted as NuGet package version ranges.

{
                    "vendor": "Digital Watchdog",
                    "product": "VMAX A1 PLUS",
                    "versions": [
                        {
                            "status": "affected",
                            "version": "All"
                        }
                    ],
                    "defaultStatus": "unaffected"
                }

VA1G4 Recorder

Vendor product

Publisher's version information

Shown as published. These rules are not interpreted as NuGet package version ranges.

{
                    "vendor": "Digital Watchdog",
                    "product": "VA1G4 Recorder",
                    "versions": [
                        {
                            "status": "affected",
                            "version": "All"
                        }
                    ],
                    "defaultStatus": "unaffected"
                }

VG4 Recorder

Vendor product

Publisher's version information

Shown as published. These rules are not interpreted as NuGet package version ranges.

{
                    "vendor": "Digital Watchdog",
                    "product": "VG4 Recorder",
                    "versions": [
                        {
                            "status": "affected",
                            "version": "All"
                        }
                    ],
                    "defaultStatus": "unaffected"
                }

Original source record · Cite this exact observation · Complete original publisher JSON