CVE-2026-86334

Published: Set 28, 2026 Last Modified: Set 28, 2026
ExploitDB:
Other exploit source:
Google Dorks:
MEDIUM 4,2
Attack Vector: network
Attack Complexity: high
Privileges Required: none
User Interaction: required
Scope: unchanged
Confidentiality: none
Integrity: low
Availability: low

Description

AI Translation Available

Path traversal in the CLI client image export and copy functionality in Canonical LXD from 4.0.2 before 4.0.14, 5.0.10, 5.21.8, and 6.10 on all platforms allows a remote malicious or machine-in-the-middle image server to overwrite arbitrary local files and execute code on the client system via a crafted Content-Disposition header filename parameter during unified image export or copy operations into a local directory target.

22

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

Stable
Common Consequences
Security Scopes Affected:
Integrity Confidentiality Availability
Potential Impacts:
Execute Unauthorized Code Or Commands Modify Files Or Directories Read Files Or Directories Dos: Crash, Exit, Or Restart
Applicable Platforms
Technologies: AI/ML
View CWE Details
https://github.com/canonical/lxd/security/advisories/GHSA-g4cm-f533-78hq
https://github.com/canonical/lxd/pull/18940
https://github.com/canonical/lxd/pull/18974
https://github.com/canonical/lxd/pull/18975
https://github.com/canonical/lxd/pull/18976
https://github.com/canonical/lxd/pull/18977
https://github.com/canonical/lxd/security/advisories/GHSA-g4cm-f533-78hq