CVE-2024-50623

CRITICAL CISA KEV

Published Oct 28, 2024 Modified Nov 5, 2025 CWE-434

Description

In Cleo Harmony before 5.8.0.21, VLTrader before 5.8.0.21, and LexiCom before 5.8.0.21, there is an unrestricted file upload and download that could lead to remote code execution.

CVSS v3.1 Score

9.8

CRITICAL

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

CISA Known Exploited Vulnerability

This vulnerability is actively exploited in the wild.

Added: Dec 13, 2024 Remediation due: Jan 3, 2025 Known ransomware use

Weakness Type (CWE)

CWE-434 Unrestricted Upload

Affected Products

Vendor	Product	Versions
cleo	harmony	< 5.8.0.21
cleo	lexicom	< 5.8.0.21
cleo	vltrader	< 5.8.0.21

References

Advisories & Patches

https://support.cleo.com/hc/en-us/articles/27140294267799-Cleo-Product-Security-Advisory

Other References

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-50623

Frequently Asked Questions

What is CVE-2024-50623? +

In Cleo Harmony before 5.8.0.21, VLTrader before 5.8.0.21, and LexiCom before 5.8.0.21, there is an unrestricted file upload and download that could lead to remote code execution. It has a CVSS v3.1 base score of 9.8 (CRITICAL). This vulnerability is listed in CISA's Known Exploited Vulnerabilities catalog, indicating active exploitation in the wild.

How severe is CVE-2024-50623? +

CVE-2024-50623 has a CVSS v3.1 score of 9.8 out of 10, rated CRITICAL. This is a critical vulnerability that should be patched immediately.

What products are affected by CVE-2024-50623? +

CVE-2024-50623 affects products from cleo, specifically: harmony, lexicom, vltrader. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2024-50623? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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