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Description

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.6.31, there is a Cross-Site Scripting vulnerability in Open WebUI SVG renderer implementation. This vulnerability is fixed in 0.6.31.

PUBLISHED Reserved 2026-05-11 | Published 2026-05-15 | Updated 2026-05-18 | Assigner GitHub_M




MEDIUM: 5.1CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N

Problem types

CWE-80: Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS)

Product status

< 0.6.31
affected

References

github.com/...-webui/security/advisories/GHSA-r29h-37fj-x2w6 exploit

github.com/...-webui/security/advisories/GHSA-r29h-37fj-x2w6

cve.org (CVE-2026-45346)

nvd.nist.gov (CVE-2026-45346)

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