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Medium 6.4Published Apr 10, 2026
CVE-2026-40226In nspawn in systemd 233 through 259 before 260, an escape-to-host action can occur via a crafted optional config file.
Updated under an hour ago ()
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In nspawn in systemd 233 through 259 before 260, an escape-to-host action can occur via a crafted optional config file.
- CVSS
- 6.4 MEDIUM (v3.1, NVD)CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
- Weakness (CWE)
- CWE-348
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Not given
- NVD analysis
- Analyzed
- Record last updated
- Jun 17, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
systemd_project systemd systemd_project:systemd | from 233 before 257.12; from 258 before 258.6; from 259 before 259.4 | NVD |
References
- https://github.com/systemd/systemd/security/advisories/GHSA-9mj4-rrc3-gjcxvendor-advisory
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.