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CVE-2026-81830

Medium priority
Not affected

The Windows interactive service in OpenVPN 2.4.0 through 2.6.22 allows local authenticated users to bypass the trusted configuration directory constraint via incorrect file path validation

1 affected package

openvpn

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
openvpn Not affected Not affected Not affected Not affected Not affected
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CVE-2026-84732

Medium priority
Needs evaluation

Retransmissions of ACK packet ID in OpenVPN through 2.6.22 and 2.7.6 allow remote unauthenticated attackers to cause a denial of service via crafted inputs that trigger a timeout integer overflow

1 affected package

openvpn

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
openvpn Needs evaluation Needs evaluation Needs evaluation Needs evaluation Needs evaluation
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CVE-2026-84471

Medium priority
Needs evaluation

[Unknown description]

1 affected package

openvpn

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
openvpn Needs evaluation Needs evaluation Needs evaluation Needs evaluation Needs evaluation
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CVE-2026-84256

Medium priority
Not affected

An argument parsing issue in OpenVPN 2.1_rc10 through 2.6.22 and 2.7_alpha1 through 2.7.6 on Windows allows remote authenticated users to execute arbitrary commands via a crafted certificate subject

1 affected package

openvpn

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
openvpn Not affected Not affected Not affected Not affected Not affected
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CVE-2026-84226

Medium priority
Not affected

OpenVPN version 2.5.0 through 2.6.22 and 2.7_alpha1 through 2.7.6 on Windows allows local authenticated users to perform a binary planting attack during network configuration steps

1 affected package

openvpn

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
openvpn Not affected Not affected Not affected Not affected Not affected
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CVE-2026-82312

Medium priority
Not affected

OpenVPN 2.0.0 through 2.6.22 and 2.7_alpha1 through 2.7.6 on Windows allows local authenticated users to cause a denial of service via a NULL DACL on named IPC objects

1 affected package

openvpn

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
openvpn Not affected Not affected Not affected Not affected Not affected
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CVE-2026-81738

Medium priority
Not affected

OpenVPN 2.5.0 through 2.7.6 on Windows using the tap-windows6 driver allows attackers to trigger an out-of-bounds write via crafted DOMAIN-SEARCH entries

1 affected package

openvpn

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
openvpn Not affected Not affected Not affected Not affected Not affected
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CVE-2026-78221

Medium priority
Not affected

An incorrect buffer size calculation in the Windows Interactive Service in OpenVPN 2.7_alpha1 through 2.7.6 allows local authenticated users to cause memory corruption or disclose sensitive information via crafted NRPT inputs.

1 affected package

openvpn

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
openvpn Not affected Not affected Not affected Not affected Not affected
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CVE-2026-78043

Medium priority
Not affected

The Windows Interactive Service in OpenVPN 2.7_alpha1 through 2.7.6 allows local authenticated users to bypass the trusted configuration directory constraint and load arbitrary configuration files via specially crafted paths

1 affected package

openvpn

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
openvpn Not affected Not affected Not affected Not affected Not affected
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CVE-2026-63650

Medium priority
Not affected

OpenVPN 2.7_alpha1 through 2.7.5 using mbedTLS allows remote authenticated users to be misidentified by ignoring the configured X.509 username identity lookup field

1 affected package

openvpn

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
openvpn Not affected Not affected Not affected Not affected Not affected
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