MEDIUM 5.1 NVD
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 Re
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.
References
- https://abraxaslabs.tech/research/pfsense-ce-leftovers
- https://github.com/abraxas/pfsense-unbound-sock-timeout
- https://github.com/pfsense/pfsense/blob/9363ac5b8651a1c7a333180425ce7719070f95f9/src/etc/i
- https://github.com/pfsense/pfsense/blob/9363ac5b8651a1c7a333180425ce7719070f95f9/src/usr/l
- https://www.vulncheck.com/advisories/netgate-pfsense-ce-2.7.1-through-2.9.0-crlf-injection
This medium severity vulnerability with a CVSS score of 5.1 was published on 2026-10-15 via NVD.
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