CVE-2026-48752

Incus has arbitrary file read+write on host via templates/ symlink in malicious image

State: Published
Severity: 9.9 Critical
Published: Aug 21, 2026
Updated: Aug 21, 2026
Reserved: May 22, 2026

Description

Incus is a system container and virtual machine manager. Prior to version 7.2.0, a specially crafted image or instance backup can be used to read or create/write arbitrary files on the host; possibly leading to arbitrary command execution. Version 7.2.0 patches the issue.

Scores

CVSS	Score	Vector	Source
3.1	9.9 Critical	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H	GitHub_M

Weaknesses

CWE-73 External Control of File Name or Path

Affected Products

Product	Versions
incuslxc	< 7.2.0Affected

References

https://github.com/lxc/incus/security/advisories/GHSA-vxp5-584q-c479

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