Known CVE
Dify User Enumeration via Observable Response Discrepancy
Dify is an open-source LLM app development platform. Prior to 1.9.0, responses from the Dify API to existing and non-existent accounts differ, allowing an attacker to enumerate email addresses registered with Dify. Version 1.9.0 fixes the issue.
CVE-2026-28288
Medium2026CVSS 5.3CWE-204
cve2026 · dify · user-enum · info-leak
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