CVE Catalog

CVE-2026-111224

HighCVSS 7.5
Published: Updated: Translated: NVD NIST

Exploitation Probability (EPSS)

Very high risk
5.37%

93th percentile - higher than 93% of all known CVEs

Summary

pfSense CE through 2.9.0 contains an OS command injection vulnerability in the OpenVPN openvpn.connect_async.sh script that allows authenticated VPN users to execute commands as root via crafted usernames. Attackers authenticated through RADIUS or LDAP can use usernames containing single quotes and shell metacharacters to break out of the eval'd pfctl anchor name on connect or disconnect.

Risk Assessment

An authenticated VPN user can achieve root command execution on the pfSense device.

Recommendation

Update pfSense CE to the patched version and consider restricting usernames with metacharacters in RADIUS/LDAP.

Other vulnerabilities in pfSense CE

See all
Original NVD description (English source)

pfSense CE through 2.9.0 contains an OS command injection vulnerability in the OpenVPN openvpn.connect_async.sh script that allows authenticated VPN users to execute commands as root via crafted usernames. Attackers authenticated through RADIUS or LDAP can use usernames containing single quotes and shell metacharacters to break out of the eval'd pfctl anchor name on connect or disconnect.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS