CVE-2026-50087Public exploitNetwork attack vector

SSO response disclosure via reflected credentialed origins

Published Jun 12, 2026 · Updated Jun 12, 2026

Permissive CORS in Aqara IAM/SSO Gateway 2026-04-20 allows remote attackers to read SSO responses through a victim's browser. Endpoints under /iam/* reflect an arbitrary Origin into Access-Control-Allow-Origin while enabling credentialed cross-origin responses. A victim must visit an attacker-controlled page while holding a gateway session; exposed data includes account-oracle results, authorization codes, and OAuth URLs.

CVSS severity8.2
High
EPSS probability0.20%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Permissive CORS in Aqara IAM/SSO Gateway 2026-04-20 allows remote attackers to read SSO responses through a victim's browser. Endpoints under /iam/* reflect an arbitrary Origin into Access-Control-Allow-Origin while enabling credentialed cross-origin responses. A victim must visit an attacker-controlled page while holding a gateway session; exposed data includes account-oracle results, authorization codes, and OAuth URLs.

The record

CVE
CVE-2026-50087
Published
Jun 12, 2026
Updated
Jun 12, 2026
Vendor
Aqara
Product
Aqara IAM/SSO Gateway
Classifications
CWE-942
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Jun 12, 2026CVE publishedPublication date reported by the CVE source.
  2. Jun 12, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=2026-04-20 <0

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Aqara · Aqara IAM/SSO Gatewayversion=2026-04-20 <0

Published CVSS scores

8.2runZeroCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:L/A:N
6.1NIST NVDCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

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No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitPublished

Weakness, pattern, technique

CWE-942Permissive Cross-domain Security Policy with Untrusted Domains

Public exploit references

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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