# CVE-2026-44560: Open WebUI: Unauthorized File and Knowledge Base Content Access via RAG Vector Search


- **Severity:** Medium 6.5 (`CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N`)
- **Exploited in the wild:** Not known
- **Fix available:** Yes
- **Published:** 15 May 2026
- **Updated:** 15 May 2026
- **Also known as:** GHSA-h36f-rqpx-j5wx, PYSEC-2026-2729

## What is CVE-2026-44560?

CVE-2026-44560 is a medium-severity vulnerability in Openwebui Open Webui, published on 15 May 2026. 

### Official description

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.9.0, the type: "file" (non-full-context), type: "text" with collection_name, and bare collection_name/collection_names paths in the get_sources_from_items function perform vector store queries without any authorization check, allowing users to extract content from files and knowledge bases they do not have access to.  This vulnerability is fixed in 0.9.0.

Weakness: CWE-862 (Missing Authorization)

## Which versions are affected by CVE-2026-44560?

3 open source packages ship an affected version, including open-webui. It affects 1 product.


| Package | Ecosystem | Affected | Fixed in |
| --- | --- | --- | --- |
| `open-webui` | PyPI | All versions | 0.9.0 |
| `open-webui` | PyPI | All versions | 0.9.0 |
| `open-webui` | PyPI | All versions | 0.9.0 |

Products: Openwebui Open Webui.

## How do I fix CVE-2026-44560?

Upgrade open-webui to 0.9.0 or later.

## Is CVE-2026-44560 being exploited?

There is no known exploitation of CVE-2026-44560 in the wild and no public exploit code.

## Other vulnerabilities in Openwebui Open Webui

- [CVE-2026-44551](https://insights.sbomify.com/CVE-2026-44551/): Open WebUI: LDAP Empty Password Authentication Bypass (critical 9.1)
- [CVE-2026-56400](https://insights.sbomify.com/CVE-2026-56400/): open-webui - Remote Code Execution via CORS Misconfiguration and Session Validation (critical 9.0)
- [CVE-2024-8017](https://insights.sbomify.com/CVE-2024-8017/): Cross-site Scripting (XSS) in open-webui/open-webui (critical 9.0)
- [CVE-2026-45672](https://insights.sbomify.com/CVE-2026-45672/): Open WebUI: Jupyter code execution works despite `ENABLE_CODE_EXECUTION=false` — feature gate bypassed (high 8.8)
- [CVE-2026-87995](https://insights.sbomify.com/CVE-2026-87995/): Open WebUI: Same-origin XSS to account takeover via terminal port-preview iframe hardcoding allow-same-origin (high 8.7)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-44560 and fix it if it is affected.

What it is: CVE-2026-44560 is a medium-severity vulnerability in Openwebui Open Webui, published on 15 May 2026. 
Exploitation: There is no known exploitation of CVE-2026-44560 in the wild and no public exploit code.

Affected packages and fixed versions:
- open-webui (PyPI): affected all versions; fixed in 0.9.0
- open-webui (PyPI): affected all versions; fixed in 0.9.0
- open-webui (PyPI): affected all versions; fixed in 0.9.0

Task:
1. Search the dependency manifests and lockfiles (for example package.json, package-lock.json, requirements.txt, poetry.lock, uv.lock, pom.xml, build.gradle, go.mod, Cargo.lock, Gemfile.lock) and any Dockerfiles for the affected packages, including transitive dependencies.
2. If an affected version is in use, upgrade it to the fixed version for its release line with the project's package manager, so the lockfile is regenerated. Prefer the smallest upgrade that fixes it.
3. If there is no fix, or the upgrade would break the build, do not guess: explain the risk and the safest workaround instead.
4. Run the tests and summarise what changed and why.
5. If nothing in the project is affected, say so and change nothing.

Reference: https://insights.sbomify.com/CVE-2026-44560/ (Markdown: https://insights.sbomify.com/CVE-2026-44560/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-44560
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-44560
- OSV: https://osv.dev/vulnerability/CVE-2026-44560

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-44560/
Summaries are generated and may contain mistakes; the official description above is the record.