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Open WebUI vulnerable to stored XSS via unescaped markdown token in MarkdownTokens.svelte leading to full account takeover and RCE via functions

🗓️ 13 Jul 2026 15:46:29Reported by Python Packaging AdvisoryType 
pypa
 pypa🔗 github.com👁 4 Views

Stored XSS in MarkdownTokens.svelte enables token theft and remote code execution.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
Circl		CVE-2025-46719
5 May 202520:16
–circl
CNNVD		Open WebUI 跨站脚本漏洞
5 May 202500:00
–cnnvd
CVE		CVE-2025-46719
5 May 202518:50
–cve
Cvelist		CVE-2025-46719 Open WebUI vulnerable to stored XSS via unescaped markdown token in MarkdownTokens.svelte leading to full account takeover and RCE via functions
5 May 202518:50
–cvelist
EUVD		EUVD-2025-13498
7 Jul 202616:50
–euvd
Github Security Blog		Open WebUI vulnerable to stored XSS via unescaped markdown token in MarkdownTokens.svelte leading to full account takeover and RCE via functions
7 Jul 202616:50
–github
NVD		CVE-2025-46719
5 May 202519:15
–nvd
OSV		CVE-2025-46719 Open WebUI vulnerable to stored XSS via unescaped markdown token in MarkdownTokens.svelte leading to full account takeover and RCE via functions
5 May 202518:50
–osv
OSV		GHSA-9F4F-JV96-8766 Open WebUI vulnerable to stored XSS via unescaped markdown token in MarkdownTokens.svelte leading to full account takeover and RCE via functions
7 Jul 202616:50
–osv
OSV		PYSEC-2026-2716 Open WebUI vulnerable to stored XSS via unescaped markdown token in MarkdownTokens.svelte leading to full account takeover and RCE via functions
13 Jul 202615:46
–osv
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Vulners
Node
pypiopen-webuiRange0–0.6.6

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13 Jul 2026 16:05Current
6.4Medium risk
Vulners AI Score6.4
CVSS 46.4 - 8.7
CVSS 3.15.4
EPSS0.00449
SSVC
cross site scriptingmarkdown tokenstoken theftremote code executionopen webuiadmin impact
4