CVE-2021-47942
Home Assistant Community Store 1.10.0 Path Traversal Account Takeover
CVSS Score
7.5
EPSS Score
0.0%
EPSS Percentile
0th
Home Assistant Community Store (HACS) 1.10.0 contains a path traversal vulnerability that allows unauthenticated attackers to read sensitive files by traversing directories via the /hacsfiles/ endpoint. Attackers can retrieve the .storage/auth file containing user credentials and refresh tokens, then craft valid JWT tokens to gain administrative access to Home Assistant instances.
| CWE | CWE-22 |
| Vendor | home-assistant |
| Product | home assistant community store (hacs) |
| Published | May 16, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None
Affected Versions
Home-Assistant / Home Assistant Community Store (HACS)
0 < 1.10.0
References
Credits
Lyghtnox