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CVE-2026-111220 Details

Description

pfSense CE through 2.9.0 contains a crontab injection vulnerability in interfaces_ppps_edit.php that allows authenticated users to execute commands as root by injecting newlines into the ptpid or reset hour/minute fields. Attackers holding the 'WebCfg - Interfaces: PPPs: Edit' privilege can submit crafted POST values that configure_cron() writes unescaped into /etc/crontab, running arbitrary root commands on schedule.

Metrics

CVSS 3.x Severity and Vector Strings:

CNA: [email protected]CVSS-B:7.2 HIGHVector:CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.

URL	Source(s)	Tag(s)
https://abraxaslabs.tech/research/pfsense-ce-leftovers	[email protected]
https://github.com/abraxas/pfsense-pppoe-cron	[email protected]
https://github.com/pfsense/pfsense/blob/9363ac5b8651a1c7a333180425ce7719070f95f9/src/etc/inc/interfaces.inc#L2174-L2214	[email protected]
https://github.com/pfsense/pfsense/blob/9363ac5b8651a1c7a333180425ce7719070f95f9/src/etc/inc/services.inc#L5652-L5660	[email protected]
https://github.com/pfsense/pfsense/blob/9363ac5b8651a1c7a333180425ce7719070f95f9/src/usr/local/www/interfaces_ppps_edit.php#L271-L278	[email protected]
https://www.vulncheck.com/advisories/netgate-pfsense-ce-through-2.9.0-crontab-injection-via-ppp-periodic-reset-ptpid	[email protected]

see all 6 references

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-93	Improper Neutralization of CRLF Sequences ('CRLF Injection')	[email protected]

Affected Products

No affected product data is available for this CVE.

Change History

2 change records found show changes

Date	Action	Recorded By
Oct 15, 2026	CVE Modified	CISA-ADP
Oct 15, 2026	New CVE Received	[email protected]