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CVE-2026-40226mediumCWE-348

CVE-2026-40226

13Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 6.4epss 0.1%
exploitation probability
0.1%top 100% of all CVEs
observed exploitation
nono source reports it
In nspawn in systemd 233 through 259 before 260, an escape-to-host action can occur via a crafted optional config file.
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
Affected products
systemd · systemd