What is the CVSS score of CVE-2025-66575?

CVE-2025-66575 has a CVSS 3.1 base score of 7.8 (High). CVSS vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.1%.

Which versions of Veepn are affected by CVE-2025-66575?

VeeVPN 1.6.1 contains a critical privilege escalation vulnerability that allows attackers to gain system-level access during service startup, potentially compromising entire systems and enabling…

Is there a public PoC exploit available for CVE-2025-66575?

Yes, a public proof-of-concept exploit is available for CVE-2025-66575. Prioritise patching immediately. EPSS: 0.1%.

How to fix or mitigate CVE-2025-66575?

Within 24 hours: Identify all systems running VeeVPN 1.6.1 and assess their criticality and exposure. Within 7 days: Implement network segmentation to restrict VeeVPN service restarts, disable auto-start functionality where operationally feasible, and enforce strict access controls on VeeVPN configuration files. Within 30 days: Contact vendor for available patches or upgrade timeline; evaluate alternative VPN solutions if patch availability is uncertain; conduct forensic review for signs of exploitation.

Veepn CVE-2025-66575

EUVD-2025-201266 HIGH

Unquoted Search Path or Element (CWE-428)

2025-12-04 disclosure@vulncheck.com

Privilege Escalation Veepn

7.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

7.8 HIGH

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

EUVD ID Assigned

Mar 15, 2026 - 16:35 euvd

EUVD-2025-201266

Analysis Generated

Mar 15, 2026 - 16:35 vuln.today

PoC Detected

Dec 30, 2025 - 16:33 vuln.today

Public exploit code

CVE Published

Dec 04, 2025 - 21:16 nvd

HIGH 7.8

DescriptionCVE.org

VeeVPN 1.6.1 contains an unquoted service path vulnerability in the VeePNService that allows remote attackers to execute code during startup or reboot with escalated privileges. Attackers can exploit this by providing a malicious service name, allowing them to inject commands and run as LocalSystem.

Analysis

Technical ContextAI

Privilege escalation allows a low-privileged user or process to gain elevated permissions beyond what was originally authorized.

RemediationAI

Apply the principle of least privilege. Keep systems patched. Monitor for suspicious privilege changes. Use mandatory access controls (SELinux, AppArmor).

CVE-2025-66575 vulnerability details – vuln.today

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Veepn CVE-2025-66575

Severity by source

CVSS VectorNVD

Lifecycle Timeline

DescriptionCVE.org

Analysis

Technical ContextAI

RemediationAI

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External POC / Exploit Code