What is CVE-2026-50086?

CVE-2026-50086 is a critical-severity vulnerability in Aqara Iam/sso Gateway, classified under Use of a Broken or Risky Cryptographic Algorithm. CVSS score: 10.0/10. Published 2026-06-12.

How severe is CVE-2026-50086?

Critical severity. CVSS v3 base score is 10.0 out of 10.

Vulnerability in Aqara Iam/sso Gateway

CVE-2026-50086

The Aqara IAM/SSO gateway (gw-builder.aqara.com) exposes bidirectional AES round-trups against the platform's signing key without authentication. This is an instance of "CWE-306: Missing Authentication for Critical Function" and "CWE-327…

Vulnerability class: POODLE (CVE-2014-3566)

EPSS: 0.003 (21.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 10.0 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H.

Affected products

Aqara Iam/sso Gateway — versions 2026-04-20
Aqara Iam\/sso_gateway — versions 2026-04-20

Weakness classification (CWE)

CWE-327 — Use of a Broken or Risky Cryptographic Algorithm

References

44488dab-36db-4358-99f9-bc116477f914 (Exploit, technical-description, Third Party Advisory)
44488dab-36db-4358-99f9-bc116477f914 (Third Party Advisory, third-party-advisory)

Frequently asked questions

What is CVE-2026-50086?: CVE-2026-50086 is a critical-severity vulnerability in Aqara Iam/sso Gateway, classified under Use of a Broken or Risky Cryptographic Algorithm. CVSS score: 10.0/10. Published 2026-06-12.
How severe is CVE-2026-50086?: Critical severity. CVSS v3 base score is 10.0 out of 10.