CVE-2026-111225

HighCVSS 8.8/10Last modified Oct 19, 2026

Description

Netgate pfSense CE 2.5.0 through 2.9.0 contains an OS command injection vulnerability in openvpn.learn-address.sh that allows authenticated VPN clients to execute commands as the unbound user. Attackers can embed shell metacharacters in the certificate common name or username, which is interpolated unquoted into su -c strings, when DNS Resolver client registration is enabled.

Metrics

CVSS 3.1 8.8/10CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-78

Affected software

VendorProductVersions
NetgatepfSense CE>= 2.5.0, <= 2.9.0

References

Timeline

Published
Oct 15, 2026
Last modified
Oct 19, 2026
NVD status
Analyzed

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CVE-2026-111225: High severity, CVSS 8.8 | Vulnix