Aqara OAuth redirect_uri validation bypass
Priority HIGH 75CWE-1289Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · High · None
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA.
Summary
The Aqara Cloud OAuth Authorization Endpoint (open-cn.aqara.com/oauth/authorize) is vulnerable to a redirect bypass due to lax controls on domain matching, which is an instance of "CWE-1289: Improper Validation of Unsafe Equivalence in Input" and has an estimated CVSS of CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N (9.3 Critical).
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00246 15th percentileScored 2026-11-07
Public exploit Yes 2 exploit referencesTagged by NVD
Fix Fixed Cloud OAuth Authorization Endpoint (Aqara): 0
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
Remediation
- Fix · CNA Cloud OAuth Authorization Endpoint (Aqara) Fixed in 0
Timeline
- 2026-10-02 Threatist record created from CVE-2026-50090
- 2026-10-03 Alias added: GHSA-r6gg-58h5-pw3w
References
Sources
- CVE-2026-50090 · CVE Program
- CVE-2026-50090 · NVD
- FIRST EPSS
- GHSA-r6gg-58h5-pw3w · GitHub Advisory Database · CC BY 4.0
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