VYPR
Medium severity5.3NVD Advisory· Published Feb 27, 2026· Updated Jun 17, 2026

CVE-2026-28288

CVE-2026-28288

Description

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.

Affected products

3
  • Langgenius/Dify2 versions
    cpe:2.3:a:dify:dify:*:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:a:dify:dify:*:*:*:*:*:*:*:*range: <1.9.0
    • (no CPE)range: < 1.9.0
  • Dify.ai/difyllm-fuzzy
    Range: <1.9.0

Patches

Vulnerability mechanics

References

2

News mentions

0

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