CVE-2025-54867

HIGH

Youki <0.5.5 - Privilege Escalation

Title source: llm
STIX 2.1

Description

Youki is a container runtime written in Rust. Prior to version 0.5.5, if /proc and /sys in the rootfs are symbolic links, they can potentially be exploited to gain access to the host root filesystem. This issue has been patched in version 0.5.5.

Scores

CVSS v3 7.0
EPSS 0.0002
EPSS Percentile 6.5%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-61
Status published
Products (2)
crates.io/youki 0 - 0.5.5crates.io
youki-dev/youki < 0.5.5
Published Aug 14, 2025
Tracked Since Feb 18, 2026