Nixpkgs security tracker

Dismissed

Permalink CVE-2026-63650

2.0 LOW

CVSS version (CVSS): 4.0
Attack Vector (AV): Network (N)
Attack Complexity (AC): High (H)
Attack Requirement (AT): Present (P)
Privileges Required (PR): Low (L)
User Interaction (UI): Active (A)
Vulnerable System Impact Confidentiality (VC): Low (L)
Vulnerable System Impact Integrity (VI): None (N)
Vulnerable System Impact Availability (VA): None (N)
Subsequent System Impact Confidentiality (SC): Low (L)
Subsequent System Impact Integrity (SI): None (N)
Subsequent System Impact Availability (SA): None (N)
Modified Attack Vector (MAV): Network (N)
Modified Attack Complexity (MAC): High (H)
Modified Attack Requirement (MAT): Present (P)
Modified Privileges Required (MPR): Low (L)
Modified User Interaction (MUI): Active (A)
Modified Vulnerable System Impact Confidentiality (MVC): Low (L)
Modified Vulnerable System Impact Integrity (MVI): None (N)
Modified Vulnerable System Impact Availability (MVA): None (N)
Modified Subsequent System Impact Confidentiality (MSC): Low (L)
Modified Subsequent System Impact Integrity (MSI): Negligible (N)
Modified Subsequent System Impact Availability (MSA): Negligible (N)
Safety (S): Not Defined (X)
Automatable (AU): Not Defined (X)
Recovery (R): Not Defined (X)
Value Density (V): Not Defined (X)
Vulnerability Response Effort (RE): Not Defined (X)
Provider Urgency (U): Not Defined (X)
Confidentiality Req. (CR): Not Defined (X)
Integrity Req. (IR): Not Defined (X)
Availability Req. (AR): Not Defined (X)
Exploit Maturity (E): Not Defined (X)

updated 4 weeks, 2 days ago by @LeSuisse Activity log

Created suggestion 4 weeks, 2 days ago
@LeSuisse ignored
7 packages
- openvpn3
- openvpn-auth-ldap
- namespaced-openvpn
- openvpn_learnaddress
- networkmanager-openvpn
- nagiosPlugins.check_openvpn
- gnomeExtensions.openvpn3-indicator
4 weeks, 2 days ago
@LeSuisse dismissed 4 weeks, 2 days ago

OpenVPN 2.7_alpha1 through 2.7.5 using mbedTLS allows remote authenticated users …

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

References

https://community.openvpn.net/Security%20Announcements/CVE-2026-63650 vendor-advisory
https://community.openvpn.net/ReleaseHistory#openvpn-276-released-5-august-2026 release-notes

Affected products

OpenVPN

<2.7.6

Matching in nixpkgs

pkgs.openvpn

Robust and highly flexible tunneling application

nixos-unstable 2.6.19
- nixpkgs-unstable 2.6.19
- nixos-unstable-small 2.6.21
nixos-26.05 2.6.19
- nixos-26.05-small 2.6.21
- nixpkgs-26.05-darwin 2.6.19

Ignored packages (7)

pkgs.openvpn3

OpenVPN 3 Linux client

nixos-unstable 27
- nixpkgs-unstable 27
- nixos-unstable-small 27.1
nixos-26.05 27
- nixos-26.05-small 27.1
- nixpkgs-26.05-darwin 27

pkgs.openvpn-auth-ldap

LDAP authentication plugin for OpenVPN

nixos-unstable 2.0.4
- nixpkgs-unstable 2.0.4
- nixos-unstable-small 2.0.4
nixos-26.05 2.0.4
- nixos-26.05-small 2.0.4
- nixpkgs-26.05-darwin 2.0.4

pkgs.namespaced-openvpn

Network namespace isolation for OpenVPN tunnels

nixos-unstable 0.6.0
- nixpkgs-unstable 0.6.0
- nixos-unstable-small 0.6.0
nixos-26.05 0.6.0
- nixos-26.05-small 0.6.0
- nixpkgs-26.05-darwin 0.6.0

pkgs.openvpn_learnaddress

Openvpn learn-address script to manage a hosts-like file

nixos-unstable 2013-10-21
- nixpkgs-unstable 2013-10-21
- nixos-unstable-small 2013-10-21
nixos-26.05 2013-10-21
- nixos-26.05-small 2013-10-21
- nixpkgs-26.05-darwin 2013-10-21

pkgs.networkmanager-openvpn

NetworkManager's OpenVPN plugin

nixos-unstable 1.12.3
- nixpkgs-unstable 1.12.3
- nixos-unstable-small 1.12.3
nixos-26.05 1.12.3
- nixos-26.05-small 1.12.3
- nixpkgs-26.05-darwin 1.12.3

pkgs.nagiosPlugins.check_openvpn

Nagios/icinga/sensu check plugin for OpenVPN

nixos-unstable 0.0.1
- nixpkgs-unstable 0.0.1
- nixos-unstable-small 0.0.1
nixos-26.05 0.0.1
- nixos-26.05-small 0.0.1
- nixpkgs-26.05-darwin 0.0.1

pkgs.gnomeExtensions.openvpn3-indicator

Control OpenVPN3 sessions and configs.

nixos-unstable -
- nixos-unstable-small 5

Package maintainers

@peterhoeg Peter Hoeg <peter@hoeg.com>

Not impacted, we are on the 2.6.x branch which is not impacted

Suggestion detail