CVE•Published 2024-10-28•Modified 2026-10-08•1 article on news•6 live references•NVD data
CVE-2024-50623Cleo · Harmony
Vulnerability data via NVD (ingested)
CVSS v3.1
9.8
CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS percentile
100
Exploit Prediction Scoring System · top 0% of all CVEs
Weaknesses (CWE)
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.
Timeline
Published 2024-10-28
Modified 2026-10-08
External references
Search for exposed instances
Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common).
Shodan · vuln tag0 hosts
vuln:CVE-2024-50623Hosts Shodan has explicitly fingerprinted as vulnerable.
Shodan · product
product:"Cleo Harmony"All exposed Cleo Harmony instances — cross-reference with the CVE's affected-version range.
Shodan · banner/body mention
http.html:"Harmony"HTTP body or banner mentions "Harmony" — catches deploys Shodan didn't identify as a product.
More intel sources (5)
Shodan report
vuln:CVE-2024-50623Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2024-50623Censys host search filtered to this CVE id.
grep.app
CVE-2024-50623Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2024-50623GitHub code search for direct mentions.
Google dork
"CVE-2024-50623" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.
Known PoCs on GitHub (8)
CVE-2024-506238 repos
Ostorlab/KEVunknown
Ostorlab KEV: One-command to detect most remotely known exploitable vulnerabilities. Sourced from CISA KEV, Google's Tsunami, Ostorlab's Asteroid and Bug Bounty programs.
tylzars/awesome-vrre-writeupsunknown
A collection of Vulnerability Research and Reverse Engineering writeups.
watchtowrlabs/CVE-2024-50623Python
Cleo Unrestricted file upload and download PoC (CVE-2024-50623)
verylazytech/CVE-2024-50623Shell
CVE-2024-50623 POC - Cleo Unrestricted file upload and download
iSee857/Cleo-CVE-2024-50623-PoCPython
Cleo 远程代码执行漏洞批量检测脚本（CVE-2024-50623）
schmalle/vltrader-vulnerability-analysisunknown
Description of the recent (Dec 2024) attack against vltrader
Vulnetix/breach-notesGo
Breach intelligence notes: structured YAML records of breach reports, advisories, and cyber incidents
Leviticus-Triage/llm-honeypot-intelligenceShell
Distributed honeypot intelligence platform with LLM-powered adaptive deception, RL engagement scoring, automated SIEM rule generation (Suricata/Sigma/YARA), ML anomaly detection, a…