CVE-2026-40226

MEDIUM EPSS 0.1%
Published Apr 10, 20262mo ago · Modified Jun 17, 20262w ago
6.4 CVSS 3.1
Medium
Find Similar
Published Apr 10, 2026 2mo ago
Last Modified Jun 17, 2026 2w ago

Description

In nspawn in systemd 233 through 259 before 260, an escape-to-host action can occur via a crafted optional config file.

CVSS Details

Base Score
6.4
Exploitability
0.5
Impact
5.9
Vector string
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
Attack Vector Local
Attack Complexity High
Privileges Required High
User Interaction None
Scope Unchanged
Confidentiality High
Integrity High
Availability High

Threat Intelligence

EPSS Exploit Probability
0.1% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-348

Affected Products 3

VendorProductVersionRange
systemd_projectsystemd*≥233  –  <257.12
systemd_projectsystemd*≥258  –  <258.6
systemd_projectsystemd*≥259  –  <259.4

References 1

  • github.com https://github.com/systemd/systemd/security/advisories/GHSA-9mj4-rrc3-gjcx
    Vendor Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.