Open WebUI vulnerable to stored XSS via unescaped markdown token in MarkdownTokens.svelte leading to full account tak...
High-risk advisory
CVE-2025-46719
Summary
Open WebUI vulnerable to stored XSS via unescaped markdown token in MarkdownTokens.svelte leading to full account takeover and RCE via functions
Why it matters
GitHub has published a reviewed security advisory for open-webui. Prioritize it with other application dependency updates, especially because EPSS places it in the 35% percentile.
Operator check
Check whether open-webui is present in application dependency manifests, lockfiles, or build images. Review the GitHub advisory and upgrade to a patched version where available. CVSS score: 7.4. EPSS probability: 0.4%; percentile: 35%.
Sources
PatchBrief uses public sources. It does not scan environments, verify exposure, or replace vendor guidance.