CVE-2026-54727

proot-distro is a utility for managing proot containers. Prior to version 5.1.6, proot-distro restore accepted hardlink entries whose linkname referenced another installed container and did not verify that the hardlink source container matched the destination container being restored, allowing a crafted restore archive to copy files between otherwise isolated containers. This issue is fixed in version 5.1.6.

Scoring

Severity
HIGH
CVSS base score
8.2
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N
EPSS probability
0.12%
CWE
CWE-668
Published
2026-07-29
Last modified
2026-07-29

Affected products

Weakness type

Related vulnerabilities

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