CVE-2021-28132

Name: CVE-2021-28132
Creator: NVD / NIST
Published: 2021-03-11T07:15:12.587+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 3.15%

Last modified Jun 17, 2026

CVE-2021-28132 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. LUCY Security Awareness Software through 4.7.x allows unauthenticated remote code execution because the Migration Tool (in the Support section) allows upload of .php files within a system.tar.gz file. The .php file becomes accessible with a public/system/static URI.. EPSS estimates a 3.15% chance of exploitation in the next 30 days.

Description

LUCY Security Awareness Software through 4.7.x allows unauthenticated remote code execution because the Migration Tool (in the Support section) allows upload of .php files within a system.tar.gz file. The .php file becomes accessible with a public/system/static URI.

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

3.15%

86.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-78

Affected Software

Vendor	Product	Versions
Lucysecurity	Security Awareness	<= 4.7.8

References

https://abuyv.com/cve/lucy-file-upload-RCEExploit, Third Party Advisory
https://abuyv.com/cve/lucy-file-upload-RCEExploit, Third Party Advisory

Timeline

Published: Mar 11, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-28132?

How severe is CVE-2021-28132?

CVE-2021-28132 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 3.15% probability of exploitation in the next 30 days.

How do I fix CVE-2021-28132?

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-2021-28132?

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

Scan your code now

Source: NVD / NIST