Bug 2516213 (CVE-2026-63649)

Summary: CVE-2026-63649 openvpn: OpenVPN: Privilege escalation via arbitrary configuration file loading
Product: [Other] Security Response Reporter: OSIDB Bzimport <bzimport>
Component: vulnerabilityAssignee: Product Security DevOps Team <prodsec-dev>
Status: NEW --- QA Contact:
Severity: high Docs Contact:
Priority: high    
Version: unspecifiedKeywords: Security
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Hardware: All   
OS: Linux   
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A flaw was found in the Windows interactive service of OpenVPN. A local authenticated user could exploit this vulnerability by crafting specific options to bypass whitelist checks. This bypass allows the user to load arbitrary configuration files, which could lead to privilege escalation or other system compromise.
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
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Bug Depends On: 2517348, 2517349    
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Description OSIDB Bzimport 2026-08-14 22:31:20 UTC
The Windows interactive service in OpenVPN 2.4.0 through 2.6.21 and 2.7_alpha1 through 2.7.5 allows local authenticated users to bypass the trusted configuration directory constraint and load arbitrary configuration files via crafted options that bypass whitelist checks