CVE-2020-18704

Name: CVE-2020-18704
Creator: NVD / NIST
Published: 2021-08-16T18:15:07.207+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 2.89%

Last modified Jun 17, 2026

CVE-2020-18704 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. Unrestricted Upload of File with Dangerous Type in Django-Widgy v0.8.4 allows remote attackers to execute arbitrary code via the 'image' widget in the component 'Change Widgy Page'.. EPSS estimates a 2.89% chance of exploitation in the next 30 days.

Description

Unrestricted Upload of File with Dangerous Type in Django-Widgy v0.8.4 allows remote attackers to execute arbitrary code via the 'image' widget in the component 'Change Widgy Page'.

Metrics

CVSS 3.1

9.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

2.89%

85.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-434

Affected Software

Vendor	Product	Versions
Fusionbox	Widgy	0.8.4

References

https://github.com/fusionbox/django-widgy/issues/387Exploit, Third Party Advisory
https://github.com/fusionbox/django-widgy/issues/387Exploit, Third Party Advisory

Timeline

Published: Aug 16, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-18704?

Unrestricted Upload of File with Dangerous Type in Django-Widgy v0.8.4 allows remote attackers to execute arbitrary code via the 'image' widget in the component 'Change Widgy Page'.

How severe is CVE-2020-18704?

CVE-2020-18704 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 2.89% probability of exploitation in the next 30 days.

How do I fix CVE-2020-18704?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-18704?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST