CVE-2026-111228
Netgate pfSense CE from 2.7.1 through 2.9.0 contains a CRLF injection vulnerability in services_unbound_advanced.php that allows authenticated users with DNS Resolver: Advanced privilege to inject Unbound directives. Attackers can embed CR/LF characters in the unvalidated sock_queue_timeout parameter, which is written raw into unbound.conf, to override local records and forwarding for all clients.
Published:Oct 15, 2026
Last Modified:Oct 19, 2026
EPS:Oct 15, 2026
EPSS Score:0.00811
CVSS Score:5.5
Affected Products
Vendor
Product
Action
Vendor
Netgate
Product
Pfsense
Netgate
Pfsense
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
