# 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.

- Page: https://www.vulneraibility.com/cve/CVE-2024-50623
- CVSS: 9.8
- Known exploited: yes, in CISA KEV since 2024-12-13; CISA due date 2025-01-03; known ransomware use
- EPSS: 98.61%
- Unvetted proof-of-concept code on GitHub: 4 GitHub proofs of concept · 1 Nuclei template (first 2024-12-11)
- CISA SSVC: exploitation active, automatable no, technical impact total (assessed 2026-07-31)
- Weakness: CWE-434
- Published: 2024-10-28

## Affected

- cleo:harmony
- cleo:lexicom
- cleo:vltrader

## References

- [other] https://support.cleo.com/hc/en-us/articles/27140294267799-Cleo-Product-Security-Advisory
- [other] https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-50623

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Summary, impact and action are written by the vulneraibility.com AI analysis pipeline from the CVE record, NVD, CISA and FIRST data; verify against the references.