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TI-2026-36879 Aliases CVE-2026-50086GHSA-3897-2crh-vgmr

Aqara unauthenticated AES oracle

Priority HIGH 82CWE-327Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
Information disclosure
Confidentiality · integrity · availability
High · High · High
Fix status
Fixed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-327.

Summary

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: Use of a Broken or Risky Cryptographic Algorithm," and has an estimated CVSS of CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N (7.5 High).

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.0029 21st percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Fixed Aqara IAM/SSO Gateway (Aqara): 0

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
Poc
Automatable
Yes
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
AqaraAqara IAM/SSO Gateway2026-04-20 to before 00Patch availableCNA
  • Aqara IAM/SSO Gateway VendorAqara Affected 2026-04-20 to before 0 Fixed in 0 Patch available CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:aqara:iam\/sso_gateway:2026-04-20:*:*:*:*:*:*:*2026-04-20VulnerableAqara
  • cpe:2.3:a:aqara:iam\/sso_gateway:2026-04-20:*:*:*:*:*:*:* Versions 2026-04-20 Vulnerable ·Aqara

Remediation

  • Fix · CNA Aqara IAM/SSO Gateway (Aqara) Fixed in 0

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

  • Release ·

    Aqara IAM/SSO Gateway 0

    3 records Highest priority Priority HIGH 1 HIGH, 1 MEDIUM, 1 LOW

    Other records, highest priority first

    • TI-2026-36882 Aqara IAM/SSO Gateway open redirectPriority MEDIUM 60
    • TI-2026-36880 Aqara IAM/SSO Gateway cross-origin resource sharingPriority LOW 35
    Show all 3 records →

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-50086
  2. 2026-10-03 Alias added: GHSA-3897-2crh-vgmr

References

Exploit 1

Advisory 1

  • TI-2026-36876 Aqara hardcoded OAuth client credentials CVSS 3.1CRITICAL 9.8
  • TI-2026-36882 Aqara IAM/SSO Gateway open redirect CVSS 3.1MEDIUM 6.1
  • TI-2026-36880 Aqara IAM/SSO Gateway cross-origin resource sharing CVSS 3.1HIGH 8.2

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences