CVE-2025-71331 | BDVDB-2026-341845 Detail

Description#

Flowise before 3.0.8 contains a cross-site scripting (XSS) vulnerability caused by insufficient input filtering in chat messages and custom agent functions. An attacker can inject malicious JavaScript by sending an iframe payload (e.g., <iframe src="javascript:alert(document.cookie)">) in a chat box, or by having a custom agent function return an XSS payload from an external website. The injected script executes in the victim's browser, enabling theft of cookies and session data.

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Exploit#

History#

1. Version 12026-06-20Record published in the CVE List.
2. Version 22026-11-08Most recent update recorded in the CVE List.