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CVE-2026-35058

Published: Jun 8, 2026Updated: Jul 23, 2026 Sources: CVE List NVD BDUCWE-617
7.7HIGH
NVD MITRE
EPSS Score
0.3%
Top 73.6%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available
Self-Check
OpenVAS

Description

Improper validation of packet length during tls-crypt-v2 key extraction in OpenVPN 2.6.0 through 2.6.19 and 2.7_alpha1 through 2.7.1 allows authenticated attackers to trigger a fatal assertion and cause a denial of service via a specially crafted packet.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:LC:NI:NA:H
Exploitability
AV:NAccess Vector
Network
AC:LAccess Complexity
Low
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:HAvailability
H
Open in CVSS calculator →

Weaknesses

CWE-617

Affected Products

Canonical Ltd.
commercial·GBaka canonical
UbuntuOn-premOS
Operating Systems / linux-distro
OpenVPN, Inc.
commercial·USaka easy-rsa, openvpn connect, openvpn 3 linux
OpenVPNMixed
Security Products / secure-gateway-vpn
OpenVPN
oss-project·USaka openvpn access server, connect
OpenVPNOn-premSecurity Product
Networking Infrastructure

Exploitability

Official Patch Available
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Attack Graph

Products CVE Techniques Tactics

Click technique nodes for MITRE ATT&CK details · drag to pan · Ctrl/⌘ + scroll to zoom, or go fullscreen.

MITRE ATT&CK

1 technique
Impact
View detailed technique mapping

References

https://community.openvpn.net/ReleaseHistory#openvpn-2620-released-22-april-2026
community.openvpn.net
https://community.openvpn.net/ReleaseHistory#openvpn-272-released-22-april-2026
community.openvpn.net
https://community.openvpn.net/Security%20Announcements/CVE-2026-35058
community.openvpn.net
and 5 more references View all →
News mentions
1

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