CVE-2026-13698

A memory leak in OpenVPN version 2.5.0 through 2.5.11, 2.6.0 through 2.6.20 and 2.7_alpha1 through 2.7.4 allows remote attackers with a valid tls-crypt-v2 client key to potentially cause a denial of service

CVSS v3 7.5 HIGH

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://community.openvpn.net/Security%20Announcements/CVE-2026-13698	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:openvpn:openvpn:::::community:::*
	cpe:2.3:a:openvpn:openvpn:::::community:::*
	cpe:2.3:a:openvpn:openvpn:::::community:::*

History

No history.

Information

Published : 2026-07-06 15:16

Updated : 2026-07-09 13:05

NVD link : CVE-2026-13698

Mitre link : CVE-2026-13698

CVE.ORG link : CVE-2026-13698

JSON object : View

Products Affected

openvpn

openvpn

CWE

CWE-401

Missing Release of Memory after Effective Lifetime

CWE-770

Allocation of Resources Without Limits or Throttling

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