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CVE-2026-45337

🗓️ 15 Jul 2026 17:31:44Reported by GitHub_MType 
cve
 cve
🔗 web.nvd.nist.gov👁 80 Views🌐 WEB

Better Auth device authorization lets any authenticated session claim a pending device code; affected versions 1.6.0 to 1.6.11, fixed in 1.6.11.

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Detection
Affected
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NVD
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Node
better-authbetter_authRange1.6.01.6.11node.js
[
  {
    "vendor": "better-auth",
    "product": "better-auth",
    "versions": [
      {
        "version": ">= 1.6.0, < 1.6.11",
        "status": "affected"
      }
    ]
  }
]
ParameterPositionPathDescriptionCWE
user_codequery param/deviceGET /device does not bind the session to the device when userId is unset, enabling an authenticated attacker with a valid user_code to bind the polling device to the attacker's account or deny the legitimate flowCWE-285CWE-345
user_coderequest body/device/approvePOST /device/approve can approve a device code flow when userId is unsetCWE-285CWE-345
user_coderequest body/device/denyPOST /device/deny can deny a device code flow when userId is unsetCWE-285CWE-345

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