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CVE-2026-66898 Path traversal via unvalidated instance name in backup tarball restore enables root file write / RCE

🗓️ 12 Aug 2026 20:07:32Reported by GoogleType 
osv
 osv
🔗 osv.dev👁 6 Views

LXD path traversal in backup restore via unvalidated instance names enables RCE and root file writes.

Refs

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15 Aug 2026 11:31Current
5.4Medium risk
Vulners AI Score5.4
CVSS 3.19.9
6