{"id":"CVE-2026-111222","state":"PUBLISHED","title":"Netgate pfSense CE through 2.9.0 php.ini Injection via Timezone Setting","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.","publishedAt":"2026-10-15T18:46:23.081Z","updatedAt":"2026-10-21T01:08:42.916Z","severity":{"score":7.5,"label":"High","version":"4.0","vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","source":"VulnCheck"},"assigner":"VulnCheck","products":["Netgate pfSense CE"],"affected":[{"vendor":"Netgate","product":"pfSense CE","packageURL":"pkg:github/pfsense/pfsense","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"2.9.0","versionType":"semver"}],"collectionURL":"https://github.com","repo":"https://github.com/pfsense/pfsense"}],"references":["https://github.com/abraxas/pfsense-timezone-phpini","https://abraxaslabs.tech/research/pfsense-ce-leftovers","https://github.com/pfsense/pfsense/blob/9363ac5b8651a1c7a333180425ce7719070f95f9/src/usr/local/www/system.php#L288","https://github.com/pfsense/pfsense/blob/9363ac5b8651a1c7a333180425ce7719070f95f9/src/etc/inc/system.inc#L2377-L2380","https://github.com/pfsense/pfsense/blob/9363ac5b8651a1c7a333180425ce7719070f95f9/src/etc/rc.php_ini_setup#L163-L166","https://github.com/pfsense/pfsense/blob/9363ac5b8651a1c7a333180425ce7719070f95f9/src/etc/rc.php_ini_setup#L220","https://www.vulncheck.com/advisories/netgate-pfsense-ce-through-2.9.0-php-ini-injection-via-timezone-setting"],"weaknesses":["CWE-93"],"ingestedAt":"2026-10-29T20:10:33.477Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/111xxx/CVE-2026-111222.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-111222","state":"PUBLISHED","datePublished":"2026-10-15T18:46:23.081Z","dateUpdated":"2026-10-21T01:08:42.916Z","assignerShortName":"VulnCheck","assignerOrgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","dateReserved":"2026-10-15T18:21:20.824Z"},"containers":{"cna":{"title":"Netgate pfSense CE through 2.9.0 php.ini Injection via Timezone Setting","descriptions":[{"lang":"en","value":"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."}],"affected":[{"vendor":"Netgate","product":"pfSense CE","packageURL":"pkg:github/pfsense/pfsense","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"2.9.0","versionType":"semver"}],"collectionURL":"https://github.com","repo":"https://github.com/pfsense/pfsense"}],"references":[{"url":"https://github.com/abraxas/pfsense-timezone-phpini","tags":["exploit","technical-description"]},{"url":"https://abraxaslabs.tech/research/pfsense-ce-leftovers","tags":["technical-description"]},{"url":"https://github.com/pfsense/pfsense/blob/9363ac5b8651a1c7a333180425ce7719070f95f9/src/usr/local/www/system.php#L288","tags":["technical-description"]},{"url":"https://github.com/pfsense/pfsense/blob/9363ac5b8651a1c7a333180425ce7719070f95f9/src/etc/inc/system.inc#L2377-L2380","tags":["technical-description"]},{"url":"https://github.com/pfsense/pfsense/blob/9363ac5b8651a1c7a333180425ce7719070f95f9/src/etc/rc.php_ini_setup#L163-L166","tags":["technical-description"]},{"url":"https://github.com/pfsense/pfsense/blob/9363ac5b8651a1c7a333180425ce7719070f95f9/src/etc/rc.php_ini_setup#L220","tags":["technical-description"]},{"url":"https://www.vulncheck.com/advisories/netgate-pfsense-ce-through-2.9.0-php-ini-injection-via-timezone-setting","name":"VulnCheck Advisory: Netgate pfSense CE through 2.9.0 php.ini Injection via Timezone Setting","tags":["third-party-advisory"]}],"metrics":[{"format":"CVSS","cvssV4_0":{"version":"4.0","vectorString":"CVSS:4.0/AV:N/AC:H/AT:P/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","attackVector":"NETWORK","attackComplexity":"HIGH","attackRequirements":"PRESENT","privilegesRequired":"HIGH","userInteraction":"NONE","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"HIGH","vulnAvailabilityImpact":"HIGH","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","baseScore":7.5,"baseSeverity":"HIGH"}},{"format":"CVSS","cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"HIGH","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH","baseScore":6.6,"baseSeverity":"MEDIUM"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-93","lang":"en","description":"Improper Neutralization of CRLF Sequences ('CRLF Injection')","type":"CWE"}]}],"providerMetadata":{"shortName":"VulnCheck","orgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","dateUpdated":"2026-10-15T18:46:23.081Z"},"datePublic":"2026-10-15T04:48:47.000Z","cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:netgate:pfsense:*:*:*:*:*:*:*:*","versionEndIncluding":"2.9.0"}]}]}],"credits":[{"lang":"en","value":"Abraxas Labs","type":"finder"}],"x_generator":{"engine":"vulncheck-endgame"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-10-21T01:08:30.266831Z","id":"CVE-2026-111222","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-10-21T01:08:42.916Z"}}]}}}