Vulnerability 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.
CVSS Score
MEDIUM
Related Weaknesses (CWE)
References
- https://github.com/bytedance/deer-flow/commit/5dbb3623b2f0e490c8bb3cd81b1e3b1b12
- https://github.com/bytedance/deer-flow/pull/1389
- https://www.vulncheck.com/advisories/bytedance-deerflow-stored-xss-via-inline-ar
FAQ
What is CVE-2026-32859?
CVE-2026-32859 is a vulnerability with a CVSS score of 5.4 (MEDIUM). 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 H...
How severe is CVE-2026-32859?
CVE-2026-32859 has been rated MEDIUM with a CVSS base score of 5.4/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-32859?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.