Vulnary
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Critical· 9.4

CVE-2026-9560

A local privilege‑escalation flaw exists in OpenVPN Connect 3.5.1 through 3.8.1 on macOS. The background service can be abused via a local IPC channel to run arbitrary commands with elevated privileges. The vulnerability is only exploitable on macOS and requires local access.

publishedMay 26, 2026
last modifiedJul 23, 2026
sourcesNVD
severity · cvss
9.4
critical · how bad it is
exploitation · epss
<1%
44th percentile · chance of exploitation in 30 days
(ai-assisted) A model wrote this summary from the official data, so double-check it against the source before you act on it. Read the official advisory →
auto-deletes from the system
counting…on Sep 6, 2026

No official fix yet. If none appears within 45 days of first tracking, this entry is removed automatically.

01

Who is affected

Users running OpenVPN Connect 3.5.1 to 3.8.1 on macOS, including corporate VPN clients and home users.

02

Real-world impact

An attacker who can log into the macOS machine can execute any command as a privileged user, potentially taking full control of the system, installing malware, or exfiltrating data.

03

Why this severity

The CVSS score of 9.4 reflects that the flaw allows local attackers to gain high‑level privileges without authentication, with a high impact on confidentiality, integrity, and availability.

04

What to do about it

no official fix yet

No official fix or mitigation is documented in the sources yet. Monitor the vendor advisory and apply the patch as soon as it is released.

No fix documented in sources

05

Timeline

  1. May 26, 2026 · May 26, 2026
    Published
    Disclosed and added to the National Vulnerability Database.
  2. Jul 23, 2026 · 12d ago
    Advisory updated
    The NVD record was last revised.
06

How it’s attacked

Attack vectorLocal
Attack complexityLow
Attack requirementsNone
Privileges requiredNone
User interactionNone needed
Confidentiality impactHigh
Integrity impactHigh
Availability impactHigh
07

References & advisories

(ai-assisted) A model wrote this summary from the official data, so double-check it against the source before you act on it. Read the official advisory →