CVE-2025-22890
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 · uneditedExecution with unnecessary privileges issue exists in Defense Platform Home Edition Ver.3.9.51.x and earlier. If an attacker performs a specific operation, SYSTEM privilege of the Windows system where the product is running may be obtained.
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 confidenceA privilege escalation vulnerability in Defense Platform Home Edition allows an authenticated attacker to perform a specific operation that bypasses the product's privilege boundaries, enabling the attacker to execute code with SYSTEM-level Windows privileges. The issue stems from the product executing operations with more privilege than necessary for the intended function.
Verify against the referenced sources before acting — the references below are authoritative for this CVE, this summary is not.
Affected products & versions What the vendor confirmedThe version ranges the vendor confirmed as vulnerable. If your version sits inside a range here, treat yourself as exposed until you have upgraded.
NVD · CPE data<= 3.9.51.0CVSS 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
- Changed
- Confidentiality
- High
- Integrity
- High
- Availability
- High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/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 checksWork through these to decide whether this CVE applies to you.
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Confirm Hummingheads Defense Platform is installedCheck for Defense Platform Home Edition in installed programs via Control Panel > Programs and Features, or run: Get-WmiObject -Class Win32_Product | Select-Object Name, VersionAffected if Hummingheads Defense Platform or Hummingheads Defense Platform Home Edition appears in the installed programs list
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Determine installed version numberLocate the version from the program entry in Programs and Features, or check the application executable properties (right-click the Defense Platform executable > Properties > Details tab)Affected if The version number is 3.9.51.0 or lower (any version up to and including 3.9.51.0)
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Verify the service runs with elevated privilegesOpen Services (services.msc), find the Hummingheads Defense Platform service, right-click and select Properties. Check the 'Log on as' account - typically this will be Local System or a domain admin accountAffected if The service runs as Local System, Local System account, or any administrator-level account
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Check for presence of authenticated user accountsReview user accounts on the system. The vulnerability requires an authenticated attacker, meaning any non-privileged user account that can log in to the system could potentially exploit this flawAffected if There are user accounts on the system (local or domain) that have access to log in and use the Defense Platform application
If Hummingheads Defense Platform Home Edition is installed and the version is 3.9.51.0 or lower, the environment is vulnerable to SYSTEM-level privilege escalation by any authenticated user.
Generated from the published advisory. Verify against your own configuration.
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 dataUpdate Defense Platform Home Edition to a version newer than 3.9.51.x when the vendor releases a patch; if no patch is available, restrict access to accounts with administrative privileges to the minimum necessary personnel and monitor for suspicious privileged operations.
- Consultation2.0 h
- Implementation4.0 h
- Testing6.0 h
- Review / QA3.0 h
An estimate, not a bill — we confirm scope with you before any work starts. Need it this week? Rush from $4,096.
Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2025-22890 — or any other known-vulnerable package — straight from your lock files. Free and open source; it runs locally and uploads nothing.
References Go to the primary sourcePrimary sources — vendor advisories, patches and trackers. Where our summary and a reference disagree, the reference wins.
Primary sourcesPractitioner notes
ContributedPeer-ranked notes from engineers who’ve handled CVE-2025-22890 in production — separate from our analysis above.
The advisory tells you what broke. It rarely tells you what actually worked. If you’ve dealt with this one, that detail is what the next engineer is searching for.
- The version that genuinely resolved it — not the one the vendor claimed
- A config change or rule that shut the vector down
- A gotcha in the upgrade path that cost you an afternoon
No notes yet
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A place for practitioners to share what actually worked: a mitigation you’ve tested, a configuration change, a version- or environment-specific caveat, or a link to a verified patch. The most useful notes rise to the top as peers upvote them, so the signal stays high.
- Verified mitigations, workarounds, and config changes
- Version or environment caveats, and links to real fixes
- No weaponised exploit code, or anything meant to cause harm
- No spam, self-promotion, credentials, or personal data