CVE-2026-9560

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Summary

CVECVE-2026-9560
StatePUBLISHED
AssignerOpenVPN
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-05-26 18:16:58 UTC
Updated2026-05-27 18:08:50 UTC
DescriptionPrivilege escalation via background service of OpenVPN Connect 3.5.1 through 3.8.1 on macOS allows attackers to execute arbitrary commands with elevated privileges via local IPC channel

Risk And Classification

Primary CVSS: v4.0 9.4 CRITICAL from [email protected]

CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS: 0.000560000 probability, percentile 0.176820000 (date 2026-06-01)

Problem Types: CWE-78 | CWE-267 | CWE-270 | CWE-648 | CWE-78 CWE-78 | CWE-267 CWE-267 Privilege defined with unsafe actions | CWE-270 CWE-270 Privilege context switching error | CWE-648 CWE-648 Incorrect use of privileged APIs

VersionSourceTypeScoreSeverityVector
4.0[email protected]Secondary9.4CRITICALCVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/C...
4.0CNACVSS9.4CRITICALCVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
4.0CNACVSS8.9HIGHCVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:A/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
3.1[email protected]Primary7.8HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS v4.0 Breakdown

Attack Vector
Local
Attack Complexity
Low
Attack Requirements
None
Privileges Required
None
User Interaction
None
Confidentiality
High
Integrity
High
Availability
High
Sub Conf.
High
Sub Integrity
High
Sub Availability
High

CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CVSS v3.1 Breakdown

Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

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

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Openvpn Connect All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA OpenVPN Inc OpenVPN Connect affected 3.5.1 3.8.1 semver MacOS

References

ReferenceSourceLinkTags
openvpn.net/connect-docs/macos-release-notes.html [email protected] openvpn.net Release Notes
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
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