CVE-2026-54010: Open WebUI forged chat-file link leads to file read and deletion

# CVE-2026-54010: Open WebUI forged chat-file link leads to file read and deletion

https://gcdradar.vercel.app/incidents/cve-2026-54010-open-webui-forged-chat-file-link-leads-to-fil · AIR-2026-0764 · closed 2026-06-17

- Lane: Patch now
- Severity: 2 (Disclosed vulnerability)
- Fix status: Fix status unknown
- First reported: 2026-06-17
- AI role: Attack on AI
- Products: Open WebUI
- CVE ids: CVE-2026-54010
- CVSS: 8.3

## Summary

An IDOR vulnerability in Open WebUI lets users attach and access arbitrary files via forged chat-file links, breaking file confidentiality and integrity boundaries. No exploitation has been confirmed in the wild.

## What to do

No action recorded; read the sources below and the vendor's advisory.

## Latest updates

- 2026-06-23: CVE-2026-54010: Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. (https://nvd.nist.gov/vuln/detail/CVE-2026-54010)
- 2026-06-17: CVE-2026-54010: Open WebUI: Forged chat-file link allows cross-user file read and deletion (https://github.com/advisories/GHSA-vrhc-3fr6-pc3c)

## Sources

- 2026-06-17 GitHub Advisory Database: CVE-2026-54010: Open WebUI: Forged chat-file link allows cross-user file read and deletion https://github.com/advisories/GHSA-vrhc-3fr6-pc3c
- 2026-06-23 NVD: CVE-2026-54010: Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. https://nvd.nist.gov/vuln/detail/CVE-2026-54010

Verify against the vendor's advisory before changing production. Data CC BY-SA 4.0, https://gcdradar.vercel.app.