PT-2026-41449 · Home Assistant · Home Assistant Community Store

Lyghtnox · Published 2026-05-16 · Updated 2026-05-16 · CVE-2021-47942

NVD

CVSS v3.1

7.5

High

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

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.

Exploit

Fix

Path traversal

Weakness Enumeration

CWE-22

Related Identifiers

CVE-2021-47942

Affected Products

Home Assistant Community Store

References · 5

• 🔥 https://exploit-db.com/exploits/49495 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2021-47942 · Security Note
• https://home-assistant.io · Note
• https://github.com/hacs/integration · Note
• https://vulncheck.com/advisories/home-assistant-community-store-path-traversal-account-takeover · Note