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Open WebUI Cross-Site Script Vulnerability

🗓️ 15 May 2026 00:00:00Reported by China National Vulnerability Database of Information SecurityType 
cnnvd
 cnnvd
🔗 www.cnnvd.org.cn👁 34 Views

Open WebUI before 0.8.0 allows cross-site scripting via insecure Excel preview using sheet_to_html.

Related
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-44549
15 May 202621:45
–attackerkb
attackerkb
attackerkb
CVE-2026-45318
15 May 202621:28
–attackerkb
bdu_fstec
BDU FSTEC
Open WebUI XSS
13 Jul 202600:00
–bdu_fstec
circl
Circl
CVE-2026-44549
5 May 202617:12
–circl
cve
CVE
CVE-2026-44549
15 May 202621:45
–cve
cvelist
Cvelist
CVE-2026-44549 Open WebUI: Stored XSS in excel file preview
15 May 202621:45
–cvelist
euvd
EUVD
EUVD-2026-30639
15 May 202621:45
–euvd
euvd
EUVD
EUVD-2026-30659
15 May 202621:28
–euvd
github
Github Security Blog
Open WebUI has stored XSS in Excel file preview
8 May 202622:26
–github
mend
Mend
CVE-2026-44549
15 May 202621:45
–mend
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02 Jun 2026 00:00Current
7.4High risk
Vulners AI Score7.4
CVSS 3.17.3 - 8.7
EPSS0.00318
SSVC
34