# Open Redirect in Flask-Security-Too

Source: https://junglewise.ai/threats/open-redirect-in-flask-security-too-42401b09  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2021-12-14  
License: CC BY 4.0 with a link back

Severity: low · CVSS 3.1 · Published 2021-12-14

Open Redirect in Flask-Security-Too

Technologies: [Flask-Security-Too (PyPI)](https://junglewise.ai/threats/technologies/flask-security-too). Vendors: [PyPI](https://junglewise.ai/threats/vendors/pypi).

## Quick answers

**Is This vulnerability exploited in the wild?** No. Junglewise Threat Intelligence has no report of This vulnerability being exploited in the wild.

**How severe is This vulnerability?** Low severity, with a CVSS score of 3.1, published 14 December 2021.

**Which products and versions are affected?** Flask-Security-Too (PyPI) ECOSYSTEM:introduced=0,last_affected=4.0.1.

**Is there a fix for This vulnerability?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**Am I affected?** Check whether you run Flask-Security-Too (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.

## Affected products

- Flask-Security-Too (PyPI) ECOSYSTEM:introduced=0,last_affected=4.0.1

## Related threats

- [Pallets-Eco Flask-Security-Too OAuth reauthentication freshness bypass](https://junglewise.ai/threats/cve-2026-46715-pallets-eco-flask-security-too-oauth-reauthentication-freshness)
- [Flask-Security-Too WebAuthn reauthentication freshness bypass](https://junglewise.ai/threats/flask-security-too-webauthn-reauthentication-freshness-bypass-1d81eff2)
- [Open redirect vulnerability in Flask-Security-Too](https://junglewise.ai/threats/cve-2023-49438-open-redirect-vulnerability-in-flask-security-too)
- [Open Redirect in Flask-Security-Too](https://junglewise.ai/threats/cve-2021-32618-open-redirect-in-flask-security-too)
- [CSRF Vuln can expose user's QRcode](https://junglewise.ai/threats/csrf-vuln-can-expose-user-s-qrcode-5d832024)