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CVE-2026-50090

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).
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:d2bf61560671c5f7b15f5722ccdf3abeb2322b6210be43b346d2f2695ffaa34a
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0

Affected products and versions

1 source assertion
{"defaultStatus":"unaffected","product":"Cloud OAuth Authorization Endpoint","vendor":"Aqara","versions":[{"lessThan":"0","status":"affected","version":"2026-04-20","versionType":"date"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:6f288ae2b36005ea69d3f1e6a9437e98e26cfa399d3cf542b47b034348d0fc51 · sha256:3c8e2d0a400af218… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":9.3,"baseSeverity":"CRITICAL","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"CHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:6f288ae2b36005ea69d3f1e6a9437e98e26cfa399d3cf542b47b034348d0fc51 · sha256:3c8e2d0a400af218… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

1 source assertion
{"cweId":"CWE-1289","description":"CWE-1289 Improper validation of unsafe equivalence in input","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:6f288ae2b36005ea69d3f1e6a9437e98e26cfa399d3cf542b47b034348d0fc51 · sha256:3c8e2d0a400af218… · /containers/cna/problemTypes/0/descriptions/0

Source references

3 source assertions
{"tags":["exploit"],"url":"https://github.com/xn0tsa/theres-no-place-like-home"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:6f288ae2b36005ea69d3f1e6a9437e98e26cfa399d3cf542b47b034348d0fc51 · sha256:3c8e2d0a400af218… · /containers/adp/0/references/0
{"tags":["technical-description"],"url":"https://github.com/xn0tsa/theres-no-place-like-home"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:6f288ae2b36005ea69d3f1e6a9437e98e26cfa399d3cf542b47b034348d0fc51 · sha256:3c8e2d0a400af218… · /containers/cna/references/0
{"tags":["third-party-advisory"],"url":"https://www.runzero.com/advisories/aqara-oauth-redirect-validation-bypass-cve-2026-50090"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:6f288ae2b36005ea69d3f1e6a9437e98e26cfa399d3cf542b47b034348d0fc51 · sha256:3c8e2d0a400af218… · /containers/cna/references/1

Attribution and limitations

  • CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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