RCE in Zesle Zeslecp
CVE-2021-47794
ZesleCP 3.1.9 contains an authenticated remote code execution vulnerability that allows attackers to create malicious FTP accounts with shell injection payloads. Attackers can exploit the FTP account creation endpoint by injecting a reverse shell command that establishes a network connection to a specified listening host.
Vulnerability class: Command Injection (OS Command Injection)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.010 (62.2th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 62nd percentile — 62.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: +0.001
Affected products
- Zesle Zeslecp
- Zeslecp — versions <=3.1.9
Weakness classification (CWE)
References
- www.exploit-db.com/exploits/50233 (Exploit, Third Party Advisory, exploit)
- zeslecp.com/ (Product, product)
- www.youtube.com/watch (Exploit, exploit)
- www.vulncheck.com/advisories/zeslecp-remote-code-execution-rce-authenticated (Third Party Advisory, third-party-advisory)
Frequently asked questions
- What is CVE-2021-47794?
- CVE-2021-47794 is a high-severity vulnerability in Zesle Zeslecp, classified under OS Command Injection. CVSS score: 8.8/10. Published 2026-01-16.
- How severe is CVE-2021-47794?
- High severity. CVSS v3 base score is 8.8 out of 10.