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Dell OpenManage Enterprise EUVDEUVD-2026-113940

| CVE-2026-91915 MEDIUM
Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection') (CWE-74)
2026-10-30 dell GHSA-g6qw-w7c7-fc4f
6.8
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
    Gain adjacent-network foothold
  2. Delivery
    Authenticate with high privileges
  3. Exploit
    Submit input with unneutralized special elements
  4. Execution
    Payload reaches downstream component
  5. Impact
    Script injection executes

Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A05:2025 - Injection
ASVS 5.0
V1 - Encoding and Sanitization Input neutralization, injection prevention
Exploitation Conditions

Exploitation requires an attacker already authenticated to Dell OpenManage Enterprise with high privileges (PR:H) and positioned on an adjacent network (AV:A) - not a remote, internet-reachable path. The vulnerability affects versions prior to 4.8.0, so running 4.8.0 or later removes exposure. The available sources do not name the specific OpenManage Enterprise feature, field, or downstream component that must be reached to trigger the script injection, so the exact configuration prerequisite beyond privileged adjacent access is not described in the input. The combination of required administrative privilege and adjacency are the primary factors limiting realistic exploitation to insiders or already-compromised management-network actors.

Impact

This is a moderate-severity issue (CVSS 6.8) that does not rise to emergency priority. The CVSS vector CVSS:3.1/AV:A/AC:L/PR:H/UI:N requires both adjacent network access (AV:A, not internet-routable) and high privileges (PR:H), two significant barriers that sharply limit the realistic attacker population to those already positioned on the local/adjacent network segment with administrative rights on Dell OpenManage Enterprise. The vuln.today Decision label is 'this_month' rather than act_now or emergency, consistent with the elevated prerequisites. No EPSS score, CISA KEV listing, or public PoC/exploit reference is present in the input, so there is no public exploit identified at time of analysis and no evidence of active exploitation. The headline C:H/I:H/A:H impact looks severe, but it is gated behind PR:H and AV:A - this is a high-CVSS-reads-worse-than-real-risk situation for internet-exposure concerns, while still meriting timely patching inside trusted management networks because an already-privileged adjacent actor gains script-injection capability. No signals conflict; the chief limitation is sparse corroborating intelligence (single vendor advisory, no independent severity or exploitation telemetry).

Exploit ScenarioDerived

An attacker who already holds high-privileged access to a Dell OpenManage Enterprise console and sits on an adjacent network segment submits input containing unneutralized special elements that is passed to a downstream component, resulting in script injection. No public exploit code is identified at time of analysis, so exploitation would require the attacker to develop the injection payload themselves. Because adjacent access and high privileges are both required, the scenario is largely an insider or post-compromise lateral-movement case rather than remote mass exploitation.

This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).
Patch available 0.3% exploitation probability (EPSS)

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AnalysisAIv1 – Oct 30, 2026

Script injection in Dell OpenManage Enterprise versions prior to 4.8.0 lets a high-privileged attacker positioned on an adjacent network inject special elements into output that is later consumed by a downstream component, potentially executing script in that context. The CVSS 3.1 vector (AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H, 6.8) requires the attacker to already hold high administrative privileges on the appliance and to be reachable over an adjacent network segment, so exposure is effectively confined to insiders or actors who have already compromised the management plane; no public exploit code was identified at time of analysis and there is no CISA KEV entry. Upgrade to 4.8.0 or later to remove the exposure.

RemediationAI

Dell-released patch: upgrade Dell OpenManage Enterprise to version 4.8.0 or later, which is the fixed release named in Dell advisory DSA-2026-467 (https://www.dell.com/support/kbdoc/en-us/000523220/dsa-2026-467-security-update-for-dell-openmanage-enterprise-vulnerabilities); confirm the installed build on every appliance and any managed instances under the same deployment. The advisory does not describe separate workarounds, so updating is the complete fix. Where an immediate upgrade is not possible, the practical exposure reduction follows from the assessed prerequisites: the attack path requires high privileges on the appliance plus adjacent-network reachability, so reducing who holds administrative roles and limiting which network segments can reach the OpenManage Enterprise management interface narrows the window, at the cost of tighter operational access for administrators until the upgrade is applied.

Affected VersionsENISA

OpenManage Enterprise 0 <4.8.0 or later

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Technical ContextAI · show details

The flaw is classified CWE-74, Improper Neutralization of Special Elements in Output Used by a Downstream Component, the parent class that covers injection defects where untrusted input is not neutralized before being placed into output that another component later parses or renders. Dell describes the resulting impact as script injection, meaning the crafted elements are interpreted as executable script by whatever downstream consumer processes the affected output. The CPE cpe:2.3:a:dell:openmanage_enterprise:*:*:*:*:*:*:*:* with the advisory's "prior to 4.8.0" statement confirms the entire OpenManage Enterprise release line below 4.8.0 is in scope. The available sources do not name the specific OpenManage Enterprise feature, field, or downstream component that must be reached to trigger the injection, so the exact configuration prerequisite beyond privileged adjacent access is not described in the input; the AC:L rating describes attack complexity only and should not be read as evidence of any particular trigger mechanism.

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Severity by source

Vendor (dell) PRIMARY 6.8 MEDIUM
AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
vuln.today AI 6.8 MEDIUM

Adjacent access and high privilege are both documented (AV:A, PR:H); no user interaction and a documented injection reaching a downstream component supports C:H/I:H/A:H without scope change.

3.1 AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
4.0 AV:A/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
Adjacent
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

1
Patch available
Oct 30, 2026 - 15:17 EUVD

DescriptionCVE.org

Dell OpenManage Enterprise, versions prior to 4.8.0, contains an Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection') vulnerability. A high privileged attacker with adjacent network access could potentially exploit this vulnerability, leading to Script injection.

Threat Intelligence Overview

EPSS Score
0.3%
Top 80% exploitable
Prevalence
Medium
common enterprise server-management console in Dell datacenter environments, not universal
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 MEDIUM
CISA KEV No
Public POC No
EPSS 0.3%
Patch available Yes
Active threat No
Deciding rule
MEDIUM severity (CVSS 4.0-6.9)
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
None
System Exposure· derived
Controlled
Automatable
No
Human Impact· derived
Medium
Technical Impact
Total

Priority Score

34
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +34
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

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