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Vulnerability record · CVE-2026-48769 · published 21 August 2026

CVE-2026-48769: Improper input validation vulnerability

Incus is a system container and virtual machine manager. Prior to version 7.2.0, an arbitrary file write exists in the Incus client when a malicious image server returns a crafted `Incus-Image-Hash` header. This can lead to arbitrary command execution as root on the server. Version 7.2.0 patches the issue.

9.9 CVSS 3.1 Critical EPSS 0.73% · top 47.6% CWE-20 · Improper input validation Deferred
9.9CVSS 3.1 base score
0.73%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
2References
18 Sep 2026Last modified by NVD

Description

Incus is a system container and virtual machine manager. Prior to version 7.2.0, an arbitrary file write exists in the Incus client when a malicious image server returns a crafted `Incus-Image-Hash` header. This can lead to arbitrary command execution as root on the server. Version 7.2.0 patches the issue.

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

References

LinkTags
https://github.com/lxc/incus/security/advisories/GHSA-f6m5-xw2g-xc4x
https://github.com/lxc/incus/security/advisories/GHSA-f6m5-xw2g-xc4x

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Source: NIST National Vulnerability Database (record CVE-2026-48769), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.