CVE-2026-64825 Home Assistant Core < 2026.6.0 Path Traversal File Write via Backup Upload

Home Assistant Core before 2026.6.0 contains a path traversal vulnerability that allows unauthenticated attackers to write arbitrary files to any directory on the host filesystem by uploading a crafted backup archive during the initial onboarding window. Attackers can manipulate the 'name' field...

CVE-2026-64825 Home Assistant Core < 2026.6.0 Path Traversal File Write via Backup Upload

Home Assistant Core before 2026.6.0 contains a path traversal vulnerability that allows unauthenticated attackers to write arbitrary files to any directory on the host filesystem by uploading a crafted backup archive during the initial onboarding window. Attackers can manipulate the 'name' field...

CVE-2026-64825

CVE-2026-64825 : Home Assistant Core prior to 2026.6.0 contains a path traversal vulnerability reachable during initial onboarding via a crafted backup archive. By manipulating the name field inside the archive’s backup.json to supply an absolute path, the code path using pathlib.Path.truediv dis...