CVE-2026-111223Netgate pfSense CE 2.7.0 through 2.9.0 Command Injection via IPsec Mobile Login Banner
Updated under an hour ago ()
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It affects Netgate pfSense CE. Add what you run to find out whether that includes you.
EPSS puts the chance of exploitation in the next 30 days at 0.76%, higher than 54% of scored CVEs.
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Netgate pfSense CE 2.7.0 through 2.9.0 contains a configuration injection vulnerability that allows authenticated users with IPsec Mobile privileges to execute commands as root via the login_banner field. Attackers can submit a single-line banner containing '}' to escape the unquoted strongswan.conf attr value and define charon.start-scripts entries that charon executes as root on restart.
- CVSS
- 7.2 HIGH (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
- Weakness (CWE)
- CWE-74
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- 0.76% (percentile 54)
- Assigned by
- VulnCheck
- NVD analysis
- Awaiting Analysis
- Record last updated
- Oct 15, 2026
- First seen by InfoSec Signals
- Oct 15, 2026
Affected products
Netgate pfSense CE netgate:pfsense_ce (from the name) | from 2.7.0 through 2.9.0 | CNA record |
References
- https://github.com/abraxas/pfsense-ipsec-login-bannerexploit, technical-description
- https://abraxaslabs.tech/research/pfsense-ce-leftoverstechnical-description
- https://abraxaslabs.tech/research/pfsense-ipsec-login-bannertechnical-description
- https://github.com/pfsense/pfsense/blob/9363ac5b8651a1c7a333180425ce7719070f95f9/src/etc/inc/ipsec.inc#L1361-L1388technical-description
- https://github.com/pfsense/pfsense/blob/9363ac5b8651a1c7a333180425ce7719070f95f9/src/etc/inc/ipsec.inc#L1842-L1845technical-description
- https://github.com/pfsense/pfsense/blob/9363ac5b8651a1c7a333180425ce7719070f95f9/src/usr/local/www/vpn_ipsec_mobile.php#L269-L273technical-description
- https://github.com/pfsense/pfsense/commit/27a52d0807technical-description, patch
- https://www.vulncheck.com/advisories/netgate-pfsense-ce-2.7.0-through-2.9.0-command-injection-via-ipsec-mobile-login-bannerthird-party-advisory
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.