---
title: "CVE-2026-19624: NetworkManager-l2tp - Command Injection"
description: "NetworkManager-l2tp contains a command injection caused by unescaped attacker-controlled VPN connection properties in ipsec.conf, letting local unprivileged users escalate privileges to root via crafted L2TP VPN profiles."
url: https://panop.io/threat-heartbeat/CVE-2026-19624/
---

# CVE-2026-19624 NetworkManager-l2tp - Command Injection

NetworkManager-l2tp contains a command injection caused by unescaped attacker-controlled VPN connection properties in ipsec.conf, letting local unprivileged users escalate privileges to root via crafted L2TP VPN profiles.

CVSS base score 7.8 /10

High

CISA KEV

Not listed

Public exploit

None known

Authentication

Required

EPSS

0.13% chance of exploitation in 30 days

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-19624)

## Details

Type

Command Injection

Impact

Privilege Escalation, Remote Code Execution

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Published

14 September 2026

Updated

15 October 2026

Weakness

[CWE-88](https://cwe.mitre.org/data/definitions/88.html)

## Vendor fix

Update to the latest version with the vulnerability fixed.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

## References

- [https://nvd.nist.gov/vuln/detail/CVE-2026-19624](https://nvd.nist.gov/vuln/detail/CVE-2026-19624)
- [https://bodhi.fedoraproject.org/updates/?packages=NetworkManager-l2tp](https://bodhi.fedoraproject.org/updates/?packages=NetworkManager-l2tp)
- [https://github.com/nm-l2tp/NetworkManager-l2tp/commit/3704d8c9d5e5f9ed1626a8ce7627a04247cea673](https://github.com/nm-l2tp/NetworkManager-l2tp/commit/3704d8c9d5e5f9ed1626a8ce7627a04247cea673)
- [https://github.com/nm-l2tp/NetworkManager-l2tp/commit/95b6b46f48a0c9eabc79272cd313f219110ef91c](https://github.com/nm-l2tp/NetworkManager-l2tp/commit/95b6b46f48a0c9eabc79272cd313f219110ef91c)
- [https://github.com/nm-l2tp/NetworkManager-l2tp/releases](https://github.com/nm-l2tp/NetworkManager-l2tp/releases)
- [https://linnemanlabs.com/posts/nm-l2tp-newline-to-root/](https://linnemanlabs.com/posts/nm-l2tp-newline-to-root/)

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## What this record can't tell you

- Whether you run the affected software, and where
- Whether an attacker can actually reach and exploit it
- The misconfigurations that never get a CVE number
- What it would cost the business, ranked into what to fix first

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