CVE-2026-111225
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.
Published:Oct 15, 2026
Last Modified:Oct 19, 2026
EPS:Oct 15, 2026
EPSS Score:0.02679
CVSS Score:5
Affected Products
Vendor
Product
Action
Vendor
Netgate
Product
Pfsense
Netgate
Pfsense
Vendor
Netgate
Product
Pfsense Ce
Netgate
Pfsense Ce
Vendor
Pfsense
Product
Pfsense
Pfsense
Pfsense
Exploits
No exploit reference
Common Weakness Enumeration
Common Attack Pattern Enumeration and Classification (CAPEC)
Related CVEs
References
Common Vulnerability Scoring System
Attack Vector
Network
Adjacent
Local
Physical
Privileges Required
None
Low
High
User Interaction
None
Required
Scope
Unchanged
Changed
Confidentiality
None
Low
High
Integrity
None
Low
High
Availability
None
Low
High
