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Vulnerabilities CVE-2026-32859

CVE-2026-32859

Medium
Open
TLP:CLEAR

ByteDance DeerFlow Stored XSS via Inline Artifact Rendering

NVD CVE.org
Data Exfiltration

AI Analysis

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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.

Details

CVSS Score
5.1
EPSS Score
0.20%

9.6th percentile

CVSS Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N
Confidence
90%
Published
Mar 27, 2026
Last Modified
Jul 14, 2026
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