CVE-2026-5387NVD

Vulnerability Summary

The vulnerability, if exploited, could allow an unauthenticated miscreant to perform operations intended only for Simulator Instructor or Simulator Developer (Administrator) roles, resulting in privilege escalation with potential for modification of simulation parameters, training configuration, and training records.

Severity Level

UNKNOWN

Published Date

Apr 15, 2026

Last Modified

Apr 15, 2026

Exploitation Status

No confirmed exploitation yet

EPSS Score (30-Day)

0.05%Probability

Root Weakness (CWE)

CWE-862: Missing Authorization ↗

The software does not perform an authorization check when an actor attempts to access a resource or perform an action.

CVSS v4.0 Base Metrics — Score 9.3 (CRITICAL)

Attack VectorNetwork

Attack ComplexityLow

Attack RequirementsNone

Privileges RequiredNone

User InteractionNone

Confidentiality (Vulnerable System)High

Integrity (Vulnerable System)High

Availability (Vulnerable System)None

Confidentiality (Subsequent System)None

Integrity (Subsequent System)None

Availability (Subsequent System)None

Affected & Patched Versions

Affected Versions

AVEVA Pipeline Simulation 2025 <= 2025 SP1 (build 7.1.9497.6351)

Patched Versions

AVEVA Pipeline Simulation 2025 2025 SP1 (build 7.1.9497.6351)

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