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.
Metrics
Affected Vendors & Products
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History
Mon, 28 Sep 2026 18:30:00 +0000
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ssvc
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Mon, 28 Sep 2026 15:15:00 +0000
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Canonical
Canonical lxd |
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Canonical
Canonical lxd |
Mon, 28 Sep 2026 13:30:00 +0000
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| Description | 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. | |
| Title | CLI Path Traversal via Content-Disposition in LXD Image Export/Copy | |
| Weaknesses | CWE-22 | |
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| Metrics |
cvssV3_1
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Status: PUBLISHED
Assigner: canonical
Published: 2026-09-28T13:21:15.612Z
Updated: 2026-09-28T17:56:11.126Z
Reserved: 2026-09-07T08:01:22.941Z
Link: CVE-2026-86334
Updated: 2026-09-28T17:56:03.588Z
Status : Deferred
Published: 2026-09-28T14:17:20.590
Modified: 2026-09-28T18:17:25.683
Link: CVE-2026-86334
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