Critical severity9.9NVD Advisory· Published Aug 21, 2026

CVE-2026-48755

Description

Incus is a system container and virtual machine manager. Prior to version 7.1.0, improper validation of user-provided backup compression algorithm leads to argument injection in the constructed command line. This leads to an arbitrary file write on the host, possibly leading to arbitrary command execution. Version 7.1.0 patches the issue.

Affected packages

Versions sourced from the GitHub Security Advisory.

Package	Affected versions	Patched versions
github.com/lxc/incus/v7/cmd/incusdGo	< 7.2.0	7.2.0

Affected products

Lxc/Incusllm-fuzzy
Range: <7.1.0
osv-coords
pkg:rpm/opensuse/govulncheck-vulndb&distro=openSUSE%20Leap%2016.0
Range: < 0.0.20260723T184607-160000.1.1

Patches

Vulnerability mechanics

References

github.com/advisories/GHSA-v6mj-8pf4-hhw4ghsaADVISORY
github.com/lxc/incus/security/advisories/GHSA-v6mj-8pf4-hhw4nvdWEB

News mentions

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cvss	0.643
epss	0.000
exploit	0.000
kev	0.000
patch	-0.070
ransomware	0.000