# CVE-2024-21644: PYSEC-2026-1820 - pyload Unauthenticated Flask Configuration Leakage vulnerability

Source: https://junglewise.ai/threats/cve-2024-21644-pyload-unauthenticated-flask-configuration-leakage-vulnerability  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-07-07  
License: CC BY 4.0 with a link back

CVE-2024-21644 · Severity: low · CVSS 3.1 · Published 2026-07-07

pyload Unauthenticated Flask Configuration Leakage vulnerability

Technologies: [pyload-ng (PyPI)](https://junglewise.ai/threats/technologies/pyload-ng). Vendors: [PyPI](https://junglewise.ai/threats/vendors/pypi).

## Quick answers

**Is CVE-2024-21644 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2024-21644 being exploited in the wild.

**How severe is CVE-2024-21644?** Low severity, with a CVSS score of 3.1, published 7 July 2026.

**Which products and versions are affected?** pyload-ng (PyPI) ECOSYSTEM:introduced=0,fixed=0.5.0b3.dev77.

**Is there a fix for CVE-2024-21644?** Yes. pyload-ng (PyPI): upgrade to 0.5.0b3.dev77 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**Am I affected by CVE-2024-21644?** Check whether you run pyload-ng (PyPI) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## How to fix

- pyload-ng (PyPI): upgrade to 0.5.0b3.dev77 or later

  ```sh
  pip install "pyload-ng>=0.5.0b3.dev77"
  ```


## Affected products

- pyload-ng (PyPI) ECOSYSTEM:introduced=0,fixed=0.5.0b3.dev77

## Identifiers

- CVE-2024-21644
- GHSA-mqpq-2p68-46fv
- PYSEC-2026-1820

## Related threats

- [pyLoad unauthenticated template access and information disclosure](https://junglewise.ai/threats/cve-2026-75597-pyload-unauthenticated-access-to-web-path-filename-bypasses)
- [pyLoad API denial of service in multipart file upload handling](https://junglewise.ai/threats/cve-2026-48484-pyload-lack-of-input-size-validation-leads-to-denial-of-service)
- [pyload-ng authentication bypass in getUserData/get_userdata](https://junglewise.ai/threats/pyload-ng-getuserdata-get-userdata-exposed-at-perms-any-allow-any-cd197c9d)
- [pyLoad rate-limit bypass and audit-log spoofing via X-Forwarded-For header](https://junglewise.ai/threats/pyload-rate-limit-bypass-and-audit-log-spoofing-via-trusted-client-0df0fd12)
- [pyLoad session invalidation bypass in privilege revocation and password change](https://junglewise.ai/threats/pyload-privilege-revocation-and-password-change-through-the-rest-api-do-8e7301ba)