Is CVE-2026-40227 actively exploited?

CVE-2026-40227 has no public evidence of in-the-wild exploitation as of 2026-04-14.

What is the CVSS score for CVE-2026-40227?

CVE-2026-40227 has a CVSS score of 6.2 (MEDIUM severity). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

How do I patch CVE-2026-40227?

Patch guidance is available from systemd project security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2026-40227.

Which products are affected by CVE-2026-40227?

1 product: systemd project systemd.

CVE-2026-40227 - remediation guidance & executive summary

Description

In systemd 260 before 261, a local unprivileged user can trigger an assert via an IPC API call with an array or map that has a null element.

CVSS Metrics

Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector: local
Complexity: low
Privileges: none
User Action: none
Scope: unchanged
Confidentiality: none
Integrity: none
Availability: high
Weaknesses: CWE-1025

Metadata

Primary Vendor: SYSTEMD_PROJECT
Published: 4/10/2026
Last Modified: 4/14/2026
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

Affected Products

systemd_project : systemd

Remediation Guidance

Executive Summary

Cite this page

CVE-2026-40227. CVEDatabase.com. Retrieved 1 May 2026. https://cvedatabase.com/cve/CVE-2026-40227

View on NIST NVD

CVE-2026-40227 vulnerability