What is the CVSS score of CVE-2025-66374?

CVE-2025-66374 has a CVSS 3.1 base score of 7.8 (High). CVSS vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.0%.

How to fix or mitigate CVE-2025-66374?

Within 24 hours: Identify all systems running Endpoint Privilege Manager versions up to 25.10.0 and isolate them from production networks if possible; document the inventory and affected user populations. Within 7 days: Contact the vendor for available workarounds and timeline for patch release; implement network segmentation to restrict access to affected endpoints from untrusted sources. Within 30 days: Establish a patching plan with the vendor; deploy any interim security updates; conduct security monitoring for suspicious privilege escalation attempts on affected systems.

Endpoint Privilege Manager CVE-2025-66374

HIGH

Improper Privilege Management (CWE-269)

2026-02-03 cve@mitre.org

Privilege Escalation Endpoint Privilege Manager Cyberark

7.8

CVSS 3.1 · NVD

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Vulnerability Assessment

Weakness	CWE CWE-269 OWASP Top 10:2025 A06:2025 - Insecure Design ASVS 5.0 V8 - Authorization Least privilege enforcement MITRE ATT&CK 1 technique across 1 tactic: Privilege Escalation The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up. Sign in to read
Impact	CVSS 7.8 (HIGH). Attack vector: Local. Complexity: Low. Privileges required: Low. User interaction: None. Exploitation requires authentication. Exploitable via local access.
Exploit ScenarioDerived	An attacker (requires authentication) could exploit this vulnerability to compromise the affected system.

This Week Schedule remediation this week. Why: HIGH severity (CVSS 7.0-8.9).

No patch listed yet 0.0% exploitation probability (EPSS)

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AnalysisAIv1 – Mar 12, 2026

Endpoint Privilege Manager versions up to 25.10.0 is affected by improper privilege management (CVSS 7.8).

RemediationAI

Monitor vendor advisories for a patch.

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

This vulnerability (CWE-269: Improper Privilege Management) affects Endpoint Privilege Manager. CyberArk Endpoint Privilege Manager Agent through 25.10.0 allows a local user to achieve privilege escalation through policy elevation of an Administration task.

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Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 7.8 HIGH

AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

DescriptionCVE.org

CyberArk Endpoint Privilege Manager Agent through 25.10.0 allows a local user to achieve privilege escalation through policy elevation of an Administration task.

Zero Day Initiative Advisories

ZDI-26-059 CyberArk Endpoint Privilege Management Improper Privilege Management Local Privilege Escalation Vulnerability Feb 2026

Executive ViewAI

Why It Matters

Endpoint Privilege Manager versions up to 25.10.0 contain a privilege escalation vulnerability that could allow attackers to gain unauthorized administrative access to affected systems. This poses a critical risk to organizations running vulnerable versions, as compromised endpoint management could enable lateral movement and full infrastructure compromise without a currently available patch.

Business Impact: High

Compensating Controls

Implement network segmentation to restrict access to Endpoint Privilege Manager administrative interfaces; disable non-essential features in the affected versions if functionality permits; enforce multi-factor authentication for all administrative access; increase monitoring and logging of privilege escalation activities; restrict local administrative rights where possible to limit exploitation impact; establish a vendor communication plan for patch timeline and interim fixes.

Threat Intelligence Overview

EPSS Score

0.0%

Top 98% exploitable

Data Quality

3 sources

Confidence: Low

NVD

CVE.org

EPSS

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 0.0%

Patch available No

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

Small

Automatable· derived

Human Impact

High

Priority Score

Low Medium High Critical

KEV: 0

EPSS: 0

CVSS: +39

PoC: 0

Weaponized: 0

Threat intel: 0

Gov advisory: 0

Attack Technique

Privilege Escalation HIGH

Privilege escalation occurs when an attacker leverages flaws in access control mechanisms to gain permissions beyond what they were originally granted.