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Neurons For Itsm On Premise CVE-2026-4914

| EUVDEUVD-2026-22280 MEDIUM
Cross-site Scripting (XSS) (CWE-79)
2026-04-14 ivanti
5.4
CVSS 3.1 · Vendor: ivanti
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Attack ChainAIDerived

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

  1. Access
    Authenticate to ITSM system
  2. Delivery
    Identify input field without sanitization
  3. Exploit
    Inject stored XSS payload
  4. Execution
    Victim accesses compromised record
  5. Persist
    Malicious script executes in victim's session
  6. Impact
    Limited information disclosure from victim's session context

Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A05:2025 - Injection
ASVS 5.0
V1 - Encoding and Sanitization Output encoding, context-aware escaping
MITRE ATT&CK

2 techniques across 2 tactics: Initial Access, Execution

The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up.

Impact

The CVSS vector (AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N) indicates a moderately exploitable vulnerability requiring network access, low complexity, authenticated access (PR:L), and user interaction. The CVSS base score of 5.4 reflects medium severity with limited confidentiality and integrity impact but no availability impact. EPSS exploitation probability data is not provided in available intelligence. The stored XSS mechanism (as opposed to reflected XSS) increases real-world risk because payloads persist and affect multiple users over time, yet the requirement for user interaction and authentication constraints the attack surface to users with legitimate account access. This is a real priority for Ivanti ITSM operators, particularly in organizations where user account credentials may be compromised or shared; however, it is not a critical vulnerability due to the lack of unauthenticated remote code execution or denial-of-service impact.

Exploit ScenarioDerived

An authenticated attacker with valid ITSM credentials injects a malicious JavaScript payload into a user-editable field (such as a ticket comment or incident description) within Ivanti Neurons for ITSM. When another user views the compromised record, the stored script executes in their browser session, allowing the attacker to harvest session cookies, CSRF tokens, or other sensitive information visible to that user. No public exploit code has been identified, but the vulnerability is straightforward to exploit given authenticated access.

This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).
No patch listed yet 0.1% exploitation probability (EPSS)

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AnalysisAIv1 – Apr 14, 2026

Stored cross-site scripting (XSS) in Ivanti Neurons for ITSM (on-premise and cloud) before version 2025.4 allows authenticated remote attackers to inject malicious scripts that execute in other users' sessions, enabling limited information disclosure. User interaction is required to trigger the vulnerability. No public exploit code or active exploitation has been identified.

RemediationAI

Vendor-released patch: Upgrade Ivanti Neurons for ITSM to version 2025.4 or later. Both on-premise and cloud deployments must be updated. Organizations unable to patch immediately should implement input validation controls at the application layer and restrict access to ITSM functions to trusted users with verified credentials. Additionally, deploy content security policy (CSP) headers and output encoding mechanisms to mitigate XSS payload execution. Refer to the official Ivanti security advisory at https://hub.ivanti.com/s/article/Security-Advisory-Ivanti-Neurons-for-ITSM-CVE-2026-4913-CVE-2026-4914?language=en_US for patch deployment guidance.

Affected VersionsENISA

Neurons for ITSM (Cloud) patch: 2025.4
Neurons for ITSM (On-Premise) patch: 2025.4

Affects your stack

Find out whether the stacks and servers you run are on an affected version.

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

The vulnerability exploits improper input validation and output encoding in the Ivanti Neurons for ITSM application, classified as CWE-79 (Improper Neutralization of Input During Web Page Generation). Stored XSS occurs when attacker-controlled data is persisted in the application's backend and later rendered in victims' browsers without sanitization, allowing arbitrary JavaScript execution within the security context of the ITSM application. This affects both on-premise deployments (cpe:2.3:a:ivanti:neurons_for_itsm_(on-premise)) and cloud-hosted instances (cpe:2.3:a:ivanti:neurons_for_itsm_(cloud)), indicating the flaw is present in the core application logic rather than deployment-specific configurations.

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  • Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

Vendor (ivanti) PRIMARY 5.4 MEDIUM
AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Primary rating from Vendor (ivanti) · only source for this CVE.

CVSS VectorVendor: ivanti

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

DescriptionCVE.org

Stored XSS in Ivanti N-ITSM before version 2025.4 allows a remote authenticated attacker to obtain limited information from other user sessions. User interaction is required.

Threat Intelligence Overview

EPSS Score
0.1%
Top 79% exploitable
Data Quality
5 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 0.1%
Patch available No
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
Open
Automatable
No
Human Impact· derived
Medium
Technical Impact
Partial

Priority Score

27
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +27
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Cross-Site Scripting occurs when an application accepts untrusted data and sends it to a web browser without proper validation or encoding.

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