October 27, 2026

CVE Watchtower

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CVE-2026-53479NVD

Vulnerability Summary

Dell PowerProtect Data Domain, versions 7.7.1.0 through 8.7, 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 remote high privileged attacker could potentially exploit this vulnerability, leading to protection mechanism bypass. This is a Critical vulnerability as it allows an attacker to invoke arbitrary command execution with root privileges; so Dell recommends customers to upgrade at the earliest opportunity.
Severity Level
HIGH(7.2)
Published Date
Jul 7, 2026
Last Modified
Oct 25, 2026
Exploitation Status
No confirmed exploitation yet
EPSS Score (30-Day)
1.97%Probability
Root Weakness (CWE)
CWE-78: OS Command Injection ↗
The software constructs all or part of an OS command using externally-influenced input, but does not properly neutralize special elements.
CVSS v3.1 Base Metrics — Score 7.2 (HIGH)
Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredHigh
User InteractionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh

Affected & Patched Versions

Affected Versions
  • Dell Data Domain Operating System >= 7.7.1.0 and < 7.13.1.80
  • Dell Data Domain Operating System >= 7.14.0.0 and < 8.3.1.40
  • Dell Data Domain Operating System >= 8.4.0.0 and < 8.6.1.20
  • Dell Data Domain Operating System >= 8.7.0.0 and < 8.8.0.0
Patched Versions
  • Dell Data Domain Operating System 7.13.1.80
  • Dell Data Domain Operating System 8.3.1.40
  • Dell Data Domain Operating System 8.6.1.20
  • Dell Data Domain Operating System 8.8.0.0
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🚫Ad-Free — Uninterrupted experience.
🎁7-Day Free Trial — Try Pro or Team, no card required.
📧Email Delivery — Threat intel straight to your inbox.
♾️Unlimited Vendors — Track your entire stack.
🚨All New CVEs — Be the first to know.
📈EPSS Spike Alerts — Catch rising risk before it peaks.
🎯Custom EPSS/CVSS — Filter noise, focus on risk.
🛡️Exploit Intel — A 2nd confirmed-exploit signal beyond KEV.
🐙GitHub Issues — Auto-tracked, no duplicates.
📬Weekly Digest — One clean summary, not inbox spam.
🏷️Watchlist Groups — Tag alerts by team (Infra/AppSec/SOC).
💬Webhooks — Slack & Teams integration.
🔀Smart Routing — Critical alerts to one channel, rest to another.
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External References