# CVE-2024-42474: Streamlit Path Traversal Security Vulnerability on Windows

> Attackers can exploit path traversal in Streamlit's static file sharing on Windows to leak the running user's password hash.

- **Severity:** Medium 5.9 (`CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:L/A:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Any signed-in user
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** Yes
- **Published:** 12 Aug 2024
- **Updated:** 12 Aug 2024
- **Also known as:** GHSA-rxff-vr5r-8cj5, PYSEC-2024-153

## What is CVE-2024-42474?

CVE-2024-42474 is a medium-severity path traversal vulnerability in streamlit, published on 12 Aug 2024. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

Streamlit is a data oriented application development framework for python. Snowflake Streamlit open source addressed a security vulnerability via the static file sharing feature. Users of hosted Streamlit app(s) on Windows were vulnerable to a path traversal vulnerability when the static file sharing feature is enabled. An attacker could utilize the vulnerability to leak the password hash of the Windows user running Streamlit. The vulnerability was patched on Jul 25, 2024, as part of Streamlit open source version 1.37.0. The vulnerability only affects Windows.

Weakness: CWE-22 (Improper Limitation of a Pathname to a Restricted Directory)

## Which versions are affected by CVE-2024-42474?

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


| Package | Ecosystem | Affected | Fixed in |
| --- | --- | --- | --- |
| `streamlit` | PyPI | All versions | 1.37.0 |
| `streamlit` | PyPI | All versions | 1.37.0 |
| `streamlit` | PyPI | All versions | 1.37.0 |

Products: Snowflake Streamlit.

## How do I fix CVE-2024-42474?

Upgrade streamlit to 1.37.0 or later.

## Is CVE-2024-42474 being exploited?

There is no known exploitation of CVE-2024-42474 in the wild and no public exploit code.

## Other vulnerabilities in streamlit

- [CVE-2022-35918](https://insights.sbomify.com/CVE-2022-35918/): Streamlit directory traversal vulnerability (medium 6.5)
- [CVE-2023-27494](https://insights.sbomify.com/CVE-2023-27494/): Streamlit Cross-site Scripting vulnerability (medium 5.9)
- [CVE-2026-33682](https://insights.sbomify.com/CVE-2026-33682/): Streamlit on Windows has Unauthenticated SSRF Vulnerability (NTLM Credential Exposure) (medium 4.7)
- [CVE-2026-10804](https://insights.sbomify.com/CVE-2026-10804/): Streamlit Palette hashing.py weak hash (low 2.0)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2024-42474 and fix it if it is affected.

What it is: CVE-2024-42474 is a medium-severity path traversal vulnerability in streamlit, published on 12 Aug 2024. Any signed-in user can exploit it over the network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2024-42474 in the wild and no public exploit code.

Affected packages and fixed versions:
- streamlit (PyPI): affected all versions; fixed in 1.37.0
- streamlit (PyPI): affected all versions; fixed in 1.37.0
- streamlit (PyPI): affected all versions; fixed in 1.37.0

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-2024-42474/ (Markdown: https://insights.sbomify.com/CVE-2024-42474/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2024-42474
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2024-42474
- OSV: https://osv.dev/vulnerability/CVE-2024-42474

---
From sbomify Insights: https://insights.sbomify.com/CVE-2024-42474/
Summaries are generated and may contain mistakes; the official description above is the record.