CVE-2026-50091: Aqara Home Android (com.lumiunited.aqarahome) 6.0.0 (and white-label clients embedding the same liblumidevsdk.

This week

CRITICAL 9.1REMOTEDOWNGRADE

CVE-2026-50091 is a critical-severity flaw (CVSS 9.1) affecting home. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Aqara Home Android (com.lumiunited.aqarahome) 6.0.0 (and white-label clients embedding the same liblumidevsdk.so) uses hard-coded cryptographic keys, which is an instance of "CWE-321: Use of Hard-coded Cryptographic Key" and has an estimated CVSS of CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N (9.1 Critical).

Why this priority

Critical severity
Public exploit reference
Remotely exploitable, no login, no user action

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

Risk facts

CVSS score	9.1 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.3% (top 79%)
CISA exploited list	No
Weakness	CWE-321, CWE-798
Published	2026-06-12
Last modified	2026-10-26

Publisher (CNA): runZero · Vendor: aqara

Last updated 2026-10-26 · 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
2026-10-26 11:10 UTCUpdated Record last modified

aqara home DOWNGRADE

Affected: 6.0.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 6.0.0

1. Check installed version

apt-cache policy home || rpm -q home || home --version

2. No fixed release: DOWNGRADE to a release before 6.0.0 (Debian / Ubuntu)

apt-cache madison home sudo apt install home=<VERSION_BEFORE_6.0.0> sudo apt-mark hold home

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

dnf --showduplicates list home sudo dnf downgrade home-<VERSION_BEFORE_6.0.0> sudo dnf versionlock add home

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-2026-50091?

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

Is CVE-2026-50091 being exploited?

CVE-2026-50091 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-2026-50091 affect?

CVE-2026-50091 affects home. Severity is critical (CVSS 9.1). Aqara Home Android (com.lumiunited.aqarahome) 6.0.0 (and white-label clients embedding the same liblumidevsdk.so) uses hard-coded cryptographic keys, which is an instance of "CWE-321: Use of Hard-coded Cryptographic Key" and has an estimate

How urgent is CVE-2026-50091?

Priority 47/100. Critical severity; Public exploit reference; Remotely exploitable, no login, no user action

Software pages

Android vulnerabilities

References

← Back to latest CVEs