CVE-2026-50084: The Aqara Cloud Production API (open-cn.aqara.com/v3.0/open/api) would authorize any valid developer token for

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CRITICAL 9.6DOWNGRADE

CVE-2026-50084 is a critical-severity flaw (CVSS 9.6) affecting cloud production api. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

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.

Why this priority

Critical severity
Public exploit reference

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	9.6 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.2% (top 85%)
CISA exploited list	No
Weakness	CWE-862
Published	2026-06-12
Last modified	2026-10-25

Publisher (CNA): runZero · Vendor: aqara

Last updated 2026-10-25 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-06-12 16:16 UTCPublished CVE record published
2026-10-25 23:10 UTCUpdated Record last modified

aqara cloud production api DOWNGRADE

Affected: 2026-04-20

Fixed in: no fixed release known

Safe to downgrade to: a release before 2026-04-20

1. Check installed version

apt-cache policy cloud-production-api || rpm -q cloud-production-api || cloud-production-api --version

2. No fixed release: DOWNGRADE to a release before 2026-04-20 (Debian / Ubuntu)

apt-cache madison cloud-production-api sudo apt install cloud-production-api=<VERSION_BEFORE_2026-04-20> sudo apt-mark hold cloud-production-api

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list cloud-production-api sudo dnf downgrade cloud-production-api-<VERSION_BEFORE_2026-04-20> sudo dnf versionlock add cloud-production-api

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-50084?

cloud production api: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2026-50084 being exploited?

CVE-2026-50084 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-50084 affect?

CVE-2026-50084 affects cloud production api. Severity is critical (CVSS 9.6). 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/

How urgent is CVE-2026-50084?

Priority 42/100. Critical severity; Public exploit reference

References

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