Incorrect Privilege AssignmentWeakness · CWE-266

CVE-2026-12217

HIGH · 7.8 CVSS v3.1 Published 2026-06-15
Mitigation only
No fix yet — a mitigation exists. There is no fixed release. A documented workaround reduces exposure in the meantime.
See remediation →
80/100
Remediation priority · High
Zero-click

Official description Straight from the sourceThe vendor's or NVD's own wording, published unedited. Authoritative, but often terse — it says what broke, rarely what to do.

NVD · unedited
A security vulnerability has been detected in DVDFab Virtual Drive 2.0.0.5. Impacted is an unknown function in the library dvdfabio.sys of the component Signed Kernel Driver. The manipulation leads to improper privilege management. An attack has to be approached locally. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Technical summary Written by usOur analysis, written from the advisory, the CVSS vector and the affected-version data. It adds context the advisory leaves out, and never invents facts that are not in the source.

dbcve analysis · moderate confidence

A local privilege escalation vulnerability exists in the dvdfabio.sys signed kernel driver of DVDFab Virtual Drive 2.0.0.5. The driver contains an improper privilege management flaw that allows a local attacker to gain elevated privileges. The exploit is publicly available.

MitigationSince the vendor did not respond to early disclosure and no patch exists, immediate mitigation involves uninstalling DVDFab Virtual Drive and removing the driver to eliminate the attack surface. Consider application whitelisting or driver loading policies as compensating controls.

Verify against the referenced sources before acting — the references below are authoritative for this CVE, this summary is not.

CVSS breakdown How the score is builtThe industry scoring standard. It rates how the flaw is reached, what it takes to exploit, and what an attacker gains — the score is derived from those, not the other way round.

From the vector
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Am I affected? How to checkSteps we derive from the advisory and the affected-version data, so you can decide whether this CVE reaches your setup. They are a guide, not a scan — your own configuration is the authority.

dbcve checks

Work through these to decide whether this CVE applies to you.

  1. Check if DVDFab Virtual Drive is installed
    Open Programs and Features (appwiz.cpl) or check the installation directory (typically C:\Program Files\DVDFab Virtual Drive or C:\Program Files (x86)\DVDFab Virtual Drive) for the application
    Affected if DVDFab Virtual Drive version 2.0.0.5 is installed
  2. Verify the installed version number
    Right-click on the DVDFab Virtual Drive executable or launcher, select Properties, and check the Details tab for the File Version; alternatively, right-click the installer or check the application entry in Programs and Features for version 2.0.0.5
    Affected if The installed version is exactly 2.0.0.5 or falls within the 2.0.0.x range prior to any potential fix
  3. Locate the dvdfabio.sys kernel driver file
    Search for dvdfabio.sys in the DVDFab Virtual Drive installation directory and in C:\Windows\System32\drivers; use the command: dir /s C:\ dvdfabio.sys
    Affected if The file dvdfabio.sys exists on the system, indicating the vulnerable driver component is present
  4. Check if the driver service exists or is loaded
    Open Services (services.msc) and look for a service related to DVDFab Virtual Drive driver, or run: sc query dvdfabio or check the driver loaded status via: driverquery /v | findstr dvdfab
    Affected if A DVDFab-related driver service exists or dvdfabio.sys is listed as a loaded kernel driver

The system is affected if DVDFab Virtual Drive version 2.0.0.5 is installed with the dvdfabio.sys kernel driver present, as the privilege escalation vulnerability exists in this specific driver component.

Generated from the published advisory. Verify against your own configuration.

Check your environment

Paste your version and any relevant configuration and it will be compared against the affected criteria above. Do not include secrets or credentials.

AI-assisted, checked against the advisory. Informational, not a guarantee.

Remediation Closing itWhat it takes to close this. Where a vendor fix exists we point at it; where none exists we say so plainly, and can build one. Effort estimates are scoped from the advisory, not from your codebase.

From vendor data
Mitigation available No clean upgrade yet — mitigate in the meantime
Mitigation

Since the vendor did not respond to early disclosure and no patch exists, immediate mitigation involves uninstalling DVDFab Virtual Drive and removing the driver to eliminate the attack surface. Consider application whitelisting or driver loading policies as compensating controls.

Have this fixed Scoped from the published advisory
  • Consultation4.0 h
  • Implementation1.0 h
  • Testing2.0 h
  • Review / QA2.0 h
9.0 hours of engineering $1,640
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References Go to the primary sourcePrimary sources — vendor advisories, patches and trackers. Where our summary and a reference disagree, the reference wins.

Primary sources

Practitioner notes

Contributed

Peer-ranked notes from engineers who’ve handled CVE-2026-12217 in production — separate from our analysis above.

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What this is

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What belongs here
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