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CVE-2021-28132

LUCY Security Awareness Software through 4.7.x allows unauthenticated remote code execution...

9.8 Critical

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.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
High

Exploit likelihood

3.15%Up 2.2 points since Apr 14, 2021
90%50%10%1%

What each source reports

NVD Score used 9.8

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.

Record
CVE-2021-28132
CVSS 3.1
9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0
7.5 HighAV:N/AC:L/Au:N/C:P/I:P/A:P
Weakness
CWE-78
Updated
2026-11-02
CVE List No score

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.

Record
CVE-2021-28132
Updated
2026-11-02
EUVDEUVD-2021-14831 No score

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.

Record
EUVD-2021-14831
Updated
2026-11-03
GitHub AdvisoriesGHSA-fjq6-j86c-gqrj No score

LUCY Security Awareness Software through 4.7.x allows unauthenticated remote code execution...

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.

Record
GHSA-fjq6-j86c-gqrj
Weakness
CWE-78
Updated
2026-11-02

Affected products

History

History
RecordedChangedSources
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2021-28132 is a critical vulnerability (CVSS 9.8) in Lucysecurity Security Awareness, published March 11, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 3.15%, the 88th percentile. No source names a fixed version.

References

MoveEnter Open