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Medium · 5.4 CVE-2026-32859 EUVD-2026-16608GHSA-36m7-49vh-x3qh

ByteDance DeerFlow Stored XSS via Inline Artifact Rendering

Published Mar 27, 2026 · Updated Nov 8, 2026 · Assigned by VulnCheck

Description

ByteDance DeerFlow versions prior to commit 5dbb362 contain a stored cross-site scripting vulnerability in the artifacts API that allows attackers to execute arbitrary scripts by uploading malicious HTML or script content as artifacts. Attackers can store malicious content that executes in the browser context when users view artifacts, leading to session compromise, credential theft, and arbitrary script execution.

Affected products

VendorProductAffectedFixed
Bytedance DeerFlow — —

References