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PowerProtect Data Domain CVE-2026-94346

| EUVDEUVD-2026-110855 HIGH
Path Traversal: 'dir\..\..\filename' (CWE-31)
2026-10-27 dell GHSA-43qx-3jh4-74cp
7.2
CVSS 3.1 · Vendor: dell
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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata – not a confirmed exploit chain

  1. Access
    Obtain high-privileged appliance access
  2. Delivery
    Send crafted path-traversal request
  3. Exploit
    Escape intended directory boundary
  4. Execution
    Achieve command execution
  5. Impact
    Compromise backup/recovery data

Vulnerability Assessment

Weakness
CWE
Exploitation Conditions

Exploitation requires an attacker who already holds HIGH privileges (administrative-level access) on PowerProtect Data Domain Virtual Edition, reaching the appliance over the network (AV:N). Affected: Feature Release 7.7.1.0 through 8.7, LTS2024 7.13.1.0 through 7.13.1.70, LTS2025 8.3.1.0 through 8.3.1.30, and LTS2026 8.6.1.0 through 8.6.1.10. The key limiting factor is the PR:H requirement - this is not reachable by unauthenticated or low-privileged users, so the realistic risk is an administrator (or an actor who has stolen admin credentials) abusing the path traversal to reach command execution. No user interaction is required (UI:N) and attack complexity is low (AC:L). The specific product feature, protocol, or endpoint exercised by the traversal is not described in the available sources. Fixed in 7.13.1.80, 8.3.1.40, 8.6.1.20, and 8.9.0.0; updating is the remediation per the Dell advisory.

Impact

This is a moderate-priority, authenticated-administrator vulnerability rather than a mass-exploitation emergency. The CVSS 3.1 vector (AV:N/AC:L/PR:H/UI:N, 7.2 High) is internally consistent with the description: network-reachable, low attack complexity, no user interaction, but requiring HIGH privileges (PR:H). This high-privilege prerequisite is the dominant limiting factor - an attacker must already hold administrative-level access before the path traversal becomes useful, which substantially lowers real-world urgency compared to an unauthenticated flaw of the same score. The vuln.today decision label is 'this_week' (not act_now/emergency), aligning with that assessment. No EPSS score was supplied, so exploitation probability cannot be quantified. The CVE is NOT in CISA KEV and no PoC or exploit reference appears in the input, so there is no public exploit identified at time of analysis. The primary value here is privilege-boundary violation: an admin-level actor converting path traversal into command execution (C:H/I:H/A:H) - effectively escaping intended administrative constraints to full command execution on a backup appliance, which is a high-value target for ransomware actors seeking to destroy recovery capability. Signals are consistent (no conflict between CVSS, decision label, and absence of KEV/PoC); the chief missing signal is EPSS.

Exploit ScenarioDerived

An attacker who has already obtained high-privileged (administrative) remote access to a PowerProtect Data Domain Virtual Edition instance submits a request containing crafted path-traversal sequences to a vulnerable interface, escaping the intended directory boundary and causing command execution on the appliance. Because the appliance governs backup and recovery data, successful exploitation could let the attacker tamper with or destroy backups. No public exploit code is identified at time of analysis, and the attacker must already hold high privileges, so this is a privilege-to-command-execution escalation rather than an initial intrusion vector.

This Week Schedule remediation this week. Why: HIGH severity (CVSS 7.0-8.9).
Patch available 0.5% exploitation probability (EPSS)

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AnalysisAIv1 – Oct 28, 2026

Path traversal in Dell PowerProtect Data Domain Virtual Edition allows a remote attacker who already holds administrative-level privileges to execute commands on the appliance. Affected releases are Feature Release 7.7.1.0 through 8.7, LTS2024 7.13.1.0 through 7.13.1.70, LTS2025 8.3.1.0 through 8.3.1.30, and LTS2026 8.6.1.0 through 8.6.1.10; the PR:H CVSS vector means unauthenticated and low-privileged users cannot reach the flaw. No public exploit was identified at time of analysis, and Dell has released fixed builds.

RemediationAI

Dell's remediation is to update PowerProtect Data Domain Virtual Edition to the fixed build for the applicable branch: 7.13.1.80 for LTS2024, 8.3.1.40 for LTS2025, 8.6.1.20 for LTS2026, or 8.9.0.0 for the Feature Release. The vendor advisory at https://www.dell.com/support/kbdoc/en-us/000515178/dsa-2026-416-security-update-for-dell-powerprotect-data-domain-multiple-vulnerabilities is the authoritative remediation reference. The available sources do not describe a workaround, and Dell's guidance is that updating is the remediation; exploitation requires high privileges, so exposure is limited to actors who already hold administrative access, but affected branches should still be patched.

Affected VersionsENISA

PowerProtect Data Domain Virtual Edition 0 <8.3.1.40 or later
PowerProtect Data Domain Virtual Edition 0 <8.6.1.20 or later
PowerProtect Data Domain Virtual Edition 0 <8.9.0.0 or later
PowerProtect Data Domain Virtual Edition 0 <7.13.1.80 or later

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Technical ContextAI · show details

The vulnerability is classified as CWE-31, a path traversal variant involving a 'dir' segment followed by '..' and a filename, in Dell PowerProtect Data Domain Virtual Edition. It is reachable over the network with low attack complexity and no user interaction, but requires high privileges; successful exploitation produces high confidentiality, integrity and availability impact and can lead to command execution. The available sources do not identify the specific product feature, protocol or endpoint that processes the traversed path, so the exact trigger is not described. The CPE entry covers dell:powerprotect_data_domain_virtual_edition.

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Severity by source

Vendor (dell) PRIMARY 7.2 HIGH
AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
vuln.today AI 7.2 HIGH

Remotely reachable (AV:N) but gated by administrative privilege (PR:H) per the description; path traversal to command execution yields full C:H/I:H/A:H with no scope change.

3.1 AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
4.0 AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Primary rating from Vendor (dell).

CVSS VectorVendor: dell

Attack Vector
Network
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

2
Patch available
Oct 27, 2026 - 14:02 EUVD
CVE Published
Oct 27, 2026 - 13:23 cve.org
HIGH 7.2

DescriptionCVE.org

PowerProtect Data Domain Virtual Edition, Feature Release versions 7.7.1.0 through 8.7, LTS2024 release versions 7.13.1.0 through 7.13.1.70, LTS2025 release versions 8.3.1.0 through 8.3.1.30, LTS2026 release versions 8.6.1.0 through 8.6.1.10, contain a Path Traversal vulnerability. A high privileged attacker with remote access could potentially exploit this vulnerability, leading to Command execution.

Executive ViewAI

Why It Matters

CVE-2026-94346 is a high-severity path traversal flaw in Dell PowerProtect Data Domain Virtual Edition that lets an attacker with administrative privileges execute commands on the appliance. While exploitation requires admin-level access-meaning only trusted insiders or compromised admin accounts are a risk-the potential for full command execution on a backup appliance could lead to data destruction, lateral movement, or disruption of recovery capabilities. Leadership should prioritize patching because backup infrastructure is a high-value target and admin accounts are often over-provisioned.

Business Impact: High
Compensating Controls

Apply vendor patch.

Threat Intelligence Overview

EPSS Score
0.5%
Top 55% exploitable
Prevalence
Medium
widely-used enterprise backup dedup appliance, but specific vendor product (Virtual Edition)
Data Quality
4 sources
Confidence: Medium

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity HIGH
CISA KEV No
Public POC No
EPSS 0.5%
Patch available Yes
Active threat No
Deciding rule
HIGH severity (CVSS 7.0-8.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Scheduled
Exploitation· derived
None
System Exposure· derived
Open
Automatable· derived
No
Human Impact
High

Priority Score

37
Low Medium High Critical
KEV: 0
EPSS: +1
CVSS: +36
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Path traversal exploits occur when applications use user-controlled input to construct file system paths without proper validation.

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