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Open WebUI: Stored web worker XSS via Pyodide

🗓️ 24 Jul 2026 16:54:40Reported by GitHub Advisory DatabaseType 
github
 github
🔗 github.com👁 14 Views

WebUI lets Pyodide issue requests with victim session, enabling remote execution from a chat payload.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
attackerkb
ATTACKERKB
CVE-2026-59214
9 Jul 202615:51
attackerkb
circl
Circl
CVE-2026-59214
10 Jul 202619:50
circl
cve
CVE
CVE-2026-59214
9 Jul 202615:51
cve
cvelist
Cvelist
CVE-2026-59214 Open WebUI: Stored web worker XSS via Pyodide
9 Jul 202615:51
cvelist
euvd
EUVD
EUVD-2026-42616
24 Jul 202616:54
euvd
nvd
NVD
CVE-2026-59214
9 Jul 202617:17
nvd
osv
OSV
GHSA-4R2P-27MH-5M22 Open WebUI: Stored web worker XSS via Pyodide
24 Jul 202616:54
osv
osv
OSV
PYSEC-2026-3590 Open WebUI: Stored web worker XSS via Pyodide
4 Aug 202611:34
osv
ptsecurity
Positive Technologies
PT-2026-56827
9 Jul 202600:00
ptsecurity
pypa
PyPA
Open WebUI: Stored web worker XSS via Pyodide
4 Aug 202611:34
pypa
Rows per page
Vulners
Node
open-webuiRange<0.10.0pip

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24 Jul 2026 16:54Current
6.6Medium risk
Vulners AI Score6.6
CVSS 3.17.3 - 9
EPSS0.00286
SSVC
14