CVE-2026-111219
Netgate pfSense CE through 2.9.0 contains a newline injection vulnerability in…
- Risk score
- 65/100
- CVSS
- 7.2 v3.1
- Exploit chance (30 days)
- 0.9%
- Published
- 15 Oct 2026
Open in the live forecast Today's forecast
What to know
- What it is
- Netgate pfSense CE through 2.9.0 contains a newline injection vulnerability in services_pppoe_edit.php that allows privileged users to inject mpd.secret entries via unvalidated username POST fields. Attackers with the PPPoE Server Edit privilege can add a line whose secret begins with '!', making mpd5 run commands as …
- Affected
- Pfsense
- Fix
- Apply the vendor's security update; see the linked advisory.
- Exploitation
- No known exploitation
Story map
At a glance
Pfsense: Amber, patch this week. Netgate pfSense CE 2.7.0 through 2.9.0 contains an OS command injection vulnerability that allows authenticated users with QinQ edit privilege to run commands by storing an unvalidated parent interface name. Attackers can save a crafted 'if' value, then edit the QinQ entry so it is interpolated into ifconfig shell com…
The flaws
- CVE-2026-111219: Netgate pfSense CE through 2.9.0 contains a newline injection vulnerability in… (CVSS 7.2 · EPSS 1%)
- CVE-2026-111214: OS command injection (CVSS 7.2 · EPSS 11%)
- CVE-2026-111225: OS command injection (CVSS 8.8 · EPSS 6%)
- CVE-2026-111218: OS command injection (CVSS 7.2 · EPSS 9%)
The fix
Fix: Apply the vendor's security update; see the linked advisory.
Who is exposed: Pfsense
Where it stands
- Public proof of concept
Connects to
- Same weakness: CWE-93 (CWE-93). 21 other warnings in 30 days
- Same product: Earlier Pfsense warnings. 12 in the last 90 days
Why it is Amber
- CVSS 7.2 high
- On your watchlist: php
References
- https://abraxaslabs.tech/research/pfsense-ce-leftovers
- https://github.com/abraxas/pfsense-pppoe-secret-bang
- https://github.com/pfsense/pfsense/blob/9363ac5b8651a1c7a333180425ce7719070f95f9/src/etc/inc/vpn.inc#L272-L282
- https://github.com/pfsense/pfsense/blob/9363ac5b8651a1c7a333180425ce7719070f95f9/src/usr/local/www/services_pppoe_edit.php#L141-L152
- https://www.vulncheck.com/advisories/netgate-pfsense-ce-through-2.9.0-command-injection-via-pppoe-server-username
Original description
Netgate pfSense CE through 2.9.0 contains a newline injection vulnerability in services_pppoe_edit.php that allows privileged users to inject mpd.secret entries via unvalidated username POST fields. Attackers with the PPPoE Server Edit privilege can add a line whose secret begins with '!', making mpd5 run commands as root when a PPPoE client authenticates.
Last activity 15 Oct 2026. Patch Forecast updates every hour.