lxc Incus up to 6.0.6/7.0.1/7.4.x SFTP Recursive Pull sftpRecursivePullFile code injection

Summaryinfo

A vulnerability described as problematic has been identified in lxc Incus up to 6.0.6/7.0.1/7.4.x. This affects the function sftpRecursivePullFile of the component SFTP Recursive Pull. Executing a manipulation can lead to code injection. This vulnerability is handled as CVE-2026-115378. The attack can be executed remotely. There is not any exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability has been found in lxc Incus up to 6.0.6/7.0.1/7.4.x and classified as problematic. This vulnerability affects the function sftpRecursivePullFile of the component SFTP Recursive Pull. The manipulation with an unknown input leads to a code injection vulnerability. The CWE definition for the vulnerability is CWE-94. The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment. As an impact it is known to affect integrity. CVE summarizes:

Incus before 6.0.7, 6.1.0 before 7.0.2, and 7.1.0 before 7.5.0 contains an arbitrary file write vulnerability in sftpRecursivePullFile that allows a malicious incus-agent to escape the target directory during incus file pull -r. Attackers with root in a virtual machine can return duplicate entries reported first as symlinks then as files or directories, writing attacker-controlled files such as /etc/shadow on the operator's host.

The advisory is shared for download at github.com. This vulnerability was named CVE-2026-115378 since 10/22/2026. The exploitation appears to be easy. The attack can be initiated remotely. The exploitation needs additional levels of successful authentication. Successful exploitation requires user interaction by the victim. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1059.

Upgrading to version 6.0.7, 7.0.2 or 7.5.0 eliminates this vulnerability.

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Productinfo

Vendor

• lxc

Name

• Incus

Version

• 6.0.0
• 6.0.1
• 6.0.2
• 6.0.3
• 6.0.4
• 6.0.5
• 6.0.6
• 7.0
• 7.0.0
• 7.0.1
• 7.1
• 7.2
• 7.3
• 7.4

Website

• Product: https://github.com/lxc/incus/

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