CVE-2026-13379: Medium severity OpenVPN OpenVPN vulnerability
Published Jul 30, 2026
·Updated
The Windows interactive service in OpenVPN 2.7alpha1 through 2.7.4 allows remote attackers to cause persistent DNS state pollution or a service crash via a crafted search domain during the disconnection process
Affected Software
2 affected components
OpenVPN OpenVPN>=2.7_alpha1<=2.7.4
OpenVPN OpenVPN>=2.7<2.7.5
Event History
Jul 30, 2026
CVE Published
via MITRE·04:28 PM
Data Sourced
via MITRE·04:28 PM
DescriptionWeakness
Data Sourced
via NVD·05:16 PM
DescriptionSeverityWeaknessAffected Software
Frequently Asked Questions
1
What is the severity of CVE-2026-13379?
CVE-2026-13379 has a risk rating of 33, indicating a moderate level of severity.
2
How do I fix CVE-2026-13379?
To mitigate CVE-2026-13379, users should upgrade to OpenVPN version 2.7.5 or later.
3
What type of attacks can CVE-2026-13379 facilitate?
CVE-2026-13379 allows remote attackers to execute persistent DNS state pollution or crash the service.
4
Which versions of OpenVPN are affected by CVE-2026-13379?
OpenVPN versions 2.7_alpha1 through 2.7.4 are affected by CVE-2026-13379.
5
What is the main issue associated with CVE-2026-13379?
The main issue with CVE-2026-13379 is the handling of a crafted search domain during the disconnection process, leading to potential service instability.