Stored Cross-Site Scripting (XSS)

Open WebUI is vulnerable to Stored Cross-Site Scripting XSS. The vulnerability is due to improper sanitization of Markdown content in the Notes PDF export functionality, allowing attackers to embed malicious SVG tags that execute arbitrary JavaScript when the note is downloaded as a PDF,...

Open WebUI Vulnerable to Stored DOM XSS via Note 'Download PDF'

Summary A Stored XSS vulnerability has been discovered in Open-WebUI's Notes PDF download functionality. An attacker can import a Markdown file containing malicious SVG tags into Notes, allowing them to execute arbitrary JavaScript code and steal session tokens when a victim downloads the note as...

EUVD-2025-201263

Open WebUI Vulnerable to Stored DOM XSS via Note 'Download PDF'...

CVE-2025-65959 Open WebUI vulnerable to Stored DOM XSS via Note 'Download PDF'

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.6.37, a Stored XSS vulnerability was discovered in Open-WebUI's Notes PDF download functionality. An attacker can import a Markdown file containing malicious SVG tags into Notes, allowing...

CVE-2025-65959

CVE-2025-65959 concerns a stored XSS in Open WebUI’s Notes PDF download feature. The vulnerability arises when HTML content from a Markdown note is assigned directly to innerHTML during PDF generation, enabling arbitrary JavaScript execution (e.g., SVG-based payloads) and session-token theft. Exp...

CVE-2025-65959 Open WebUI vulnerable to Stored DOM XSS via Note 'Download PDF'

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.6.37, a Stored XSS vulnerability was discovered in Open-WebUI's Notes PDF download functionality. An attacker can import a Markdown file containing malicious SVG tags into Notes, allowing...

PT-2025-49146

Name of the Vulnerable Software and Affected Versions Open WebUI versions prior to 0.6.37 Description Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. A Stored Cross-Site Scripting XSS issue was identified in the Notes PDF download functionality. ...