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CVE-2026-111223

high

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…

Vendor / product: Pfsense — pfsense

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
7.2 (CVSS v3.1)
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Severity source: NVD CVSS v3.1 (disclosure@vulncheck.com)
Timeline (UTC)
Published: 2026-10-15 19:17
Modified: 2026-10-19 20:43
NVD status: Analyzed
Last synced 1 day ago
Verified against the source API 2026-10-27 07:03 UTC
Exploitation
Not listed in CISA KEV (as of last catalog sync)
Absence from KEV does not mean a CVE is not exploited. Exploitation status: unknown (no authoritative evidence in our sources).

Affected products

pfsense / pfsense ≥2.7.0 ≤2.9.0

Weakness classification (CWE)

CWE-74

Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.

Mitigation & advisories

Patch / mitigation: https://github.com/abraxas/pfsense-ipsec-login-banner
Patch / mitigation: https://github.com/pfsense/pfsense/commit/27a52d0807

References

Data sources

NVD CVE API 2.0 — fetched 2026-10-27 07:03 UTC · record ↗

Learn the basics

Understanding CVEs and CVSS Scores

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CVE-2026-111231CVE-2026-111221CVE-2026-111216CVE-2026-111232CVE-2026-111227