High severity · published Oct 15, 2026
CVE-2026-111222
Netgate pfSense CE through 2.9.0 php.ini Injection via Timezone Setting
7.2
CVSS
1%
EPSS
No
On KEV
Description
Netgate pfSense CE through 2.9.0 contains a php.ini injection vulnerability that allows authenticated users with General Setup privileges to inject directives by submitting an unvalidated timezone value. Attackers can embed a quote and newline to add auto_prepend_file pointing at /var/db/zoneinfo, executing PHP as root after php.ini is regenerated at boot or php-fpm restart.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
High
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.0% · higher than 61% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
PC
pfSense CE · Netgate
through 2.9.0 · source: vendor
PF
Pfsense · Pfsense
through 2.9.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-111222
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-111222
Issue Tracking
https://abraxaslabs.tech/research/pfsense-ce-leftovers
Third Party Advisory
https://github.com/abraxas/pfsense-timezone-phpini
Product
https://github.com/pfsense/pfsense/blob/9363ac5b8651a1c7a333180425ce7719070f95f9/src/etc/inc/system.inc#L2377-L2380
Product
https://github.com/pfsense/pfsense/blob/9363ac5b8651a1c7a333180425ce7719070f95f9/src/etc/rc.php_ini_setup#L163-L166
Product
https://github.com/pfsense/pfsense/blob/9363ac5b8651a1c7a333180425ce7719070f95f9/src/etc/rc.php_ini_setup#L220
Product
https://github.com/pfsense/pfsense/blob/9363ac5b8651a1c7a333180425ce7719070f95f9/src/usr/local/www/system.php#L288
More from pfSense CE
8.8
CVE-2026-111225
Netgate pfSense CE 2.5.0 through 2.9.0 OS Command Injection via openvpn.learn-address.sh
8.8
CVE-2024-54780
Netgate pfSense CE (prior to 2.8.0 beta release) and corresponding Plus builds are vulnerable to command injection in the OpenVPN widget due to improper sanitization of…
8.5
CVE-2026-97730
In Netgate pfSense Plus before 26.07 and pfSense CE before 2.9.0, a Local File Inclusion (LFI) vulnerability in the Dashboard (index.php) widget sequence data handling allows an…
7.5
CVE-2026-111224
Netgate pfSense CE through 2.9.0 OS Command Injection via openvpn.connect_async.sh
7.2
CVE-2026-111231
Netgate pfSense CE through 2.9.0 Authorization Bypass via config_restore() and config_install()