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CVE-2026-1721

🗓️ 13 Feb 2026 01:46:48Reported by cloudflareType 
cve
 cve
🔗 web.nvd.nist.gov👁 69 Views🌐 WEB

Reflected XSS in AI Playground OAuth callback enables script execution from error parameter.

Related
Affected
Refs
Paths
[
  {
    "collectionURL": "https://github.com/cloudflare",
    "defaultStatus": "unaffected",
    "packageName": "agents",
    "repo": "https://github.com/cloudflare/agents",
    "versions": [
      {
        "lessThan": "0.3.10",
        "status": "affected",
        "version": "0",
        "versionType": "git"
      }
    ]
  }
]
ParameterPositionPathDescriptionCWE
error_descriptionquery param/ai-playground/oauth-callbackReflected XSS in the OAuth callback handler where the error_description query parameter is directly interpolated into an inline script tag.CWE-79

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17 Jun 2026 10:16Current
6.6Medium risk
Vulners AI Score6.6
CVSS 46.2
EPSS0.00417
SSVC
69