External Control of File Name or Path Affecting incus package, versions <7.0.0-2


Severity

Recommended
low

Based on default assessment until relevant scores are available.

Threat Intelligence

EPSS
0.71% (51st percentile)

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  • Snyk IDSNYK-DEBIANUNSTABLE-INCUS-17098029
  • published30 May 2026
  • disclosed21 Aug 2026

Introduced: 30 May 2026

CVE-2026-48753  (opens in a new tab)
CWE-73  (opens in a new tab)

How to fix?

Upgrade Debian:unstable incus to version 7.0.0-2 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream incus package and not the incus package as distributed by Debian. See How to fix? for Debian:unstable relevant fixed versions and status.

Incus is a system container and virtual machine manager. Prior to version 7.1.0, the S3 protocol upload endpoint is vulnerable to path traversal and allows creation of arbitrary files on the host. This behavior could lead to arbitrary command execution. Version 7.1.0 fixes the issue.