Is CVE-2026-111228 being exploited?

No public exploit is currently tracked.

How severe is CVE-2026-111228?

CVE-2026-111228 has a CVSS v3 severity of MEDIUM (5.5).

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CVE-2026-111228

Description

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.