CVE-2026-54483
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 · uneditedDell PowerProtect Data Domain, versions 7.7.1.0 through 8.6, LTS2026 release version 8.6.1.0 through 8.6.1.10, LTS2025 release version 8.3.1.0 through 8.3.1.30, LTS2024 release versions 7.13.1.0 through 7.13.1.70 contain an improper neutralization of special elements used in an OS command ('OS command Injection') vulnerability. A high privileged attacker with local access could potentially exploit this vulnerability, leading to Command execution.
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 · high confidenceDell PowerProtect Data Domain versions 7.7.1.0 through 8.6 and multiple LTS releases contain an OS command injection vulnerability. The vulnerability allows a high-privileged attacker with local system access to execute arbitrary operating system commands through improper neutralization of special elements in OS commands.
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>= 7.7.1.0, <= 7.13.1.70>= 8.0.0.0, <= 8.3.1.30>= 8.4.0.0, <= 8.6.1.10CVSS 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
- High
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
CVSS:3.1/AV:L/AC:L/PR:H/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 checksWork through these to decide whether this CVE applies to you.
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Check installed Data Domain OS versionAccess the Data Domain CLI and run the 'version' command, or check through the management GUI under System > About to view the installed operating system versionAffected if The displayed version falls within 7.7.1.0 to 7.13.1.70, 8.0.0.0 to 8.3.1.30, or 8.4.0.0 to 8.6.1.10
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Confirm the specific minor version numberRecord the full version string including any build or patch numbers (for example, 7.10.5.0 or 8.5.2.15)Affected if The full version number matches any of the affected ranges including the exact boundaries listed
You are affected if your Data Domain OS version is 7.7.1.0 or higher through 7.13.1.70, or 8.0.0.0 through 8.3.1.30, or 8.4.0.0 through 8.6.1.10 - any version within these ranges is vulnerable to command injection for high-privileged local attackers.
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 dataApply Dell security updates or upgrade to patched versions as specified in Dell Security Advisory DSA-2026-54483. Restrict local access to trusted personnel and follow least-privilege principles.
- Consultation4.0 h
- Implementation8.0 h
- Testing4.0 h
- Review / QA2.0 h
An estimate, not a bill — we confirm scope with you before any work starts. Need it this week? Rush from $5,120.
Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2026-54483 — 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-2026-54483 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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- 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
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