Vulnerability · Published Jun 12, 2026 · Assigned by runZero

CVE-2026-50084Aqara API cross-account access

Critical 9.6

In plain English

A critical-severity missing authorization in Cloud Production API from Aqara. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 16% of all known vulnerabilities).

Severity (CVSS 3.1)9.6Critical

Exploit odds (30 days)0.2%top 84.3% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official description

The Aqara Cloud Production API (open-cn.aqara.com/v3.0/open/api) would authorize any valid developer token for access to any account. This is an instance of "CWE-862: Missing Authorization" with an estimated CVSS of CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N (9.6 Critical). When combined with CVE-2026-50082, CVE-50083, and CVE-50085, this can lead to a fully unauthenticated, remote takeover of affected devices.

Affected products (as reported)

Vendor	Product	Versions
Aqara	Cloud Production API	2026-04-20 – before 0

Weakness: CWE-862 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N

References

https://github.com/xn0tsa/theres-no-place-like-home technical-description
https://www.runzero.com/advisories/aqara-api-access-cve-2026-50084 third-party-advisory