CVE-2026-28288 — exposed on the internet

CVE-2026-28288: CWE-204: Observable Response Discrepancy in langgenius dify

Internet exposure observed by OffSeq scans · last 30 days

Found on 1 internet-exposed hosts by OffSeq scans; no in-the-wild exploitation has been observed against OffSeq honeypots in this window.

About CVE-2026-28288

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.

Vendor: langgeniusCWE-204

OffSeq internet scanning found CVE-2026-28288 on 1 exposed hosts in the last 30 days. OffSeq honeypots have not recorded in-the-wild exploitation of this CVE in the current window — this page tracks its exposure footprint and status; if exploitation begins, the live honeypot signal will appear here.

References