# CVE-2020-10189: Zoho ManageEngine Desktop Central File Upload Vulnerability

Source: https://junglewise.ai/threats/cve-2020-10189-zoho-manageengine-desktop-central-file-upload-vulnerability  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2021-11-03. Updated: 2026-05-10  
License: CC BY 4.0 with a link back

CVE-2020-10189 · Severity: critical · CVSS 9.8 · Exploited in the wild · Published 2021-11-03

Zoho ManageEngine Desktop Central is vulnerable to unauthenticated remote code execution due to the deserialization of untrusted data in the getChartImage method of the FileStorage class. The vulnerability is accessible via the CewolfServlet and MDMLogUploaderServlet servlets.

Technologies: [Zoho ManageEngine](https://junglewise.ai/threats/technologies/manageengine). Vendors: [Zoho](https://junglewise.ai/threats/vendors/zoho).

## Quick answers

**Is CVE-2020-10189 exploited in the wild?** Yes. CVE-2020-10189 is known to be exploited in the wild, first recorded on 3 November 2021. Treat it as urgent.

**How severe is CVE-2020-10189?** Critical severity, with a CVSS score of 9.8, published 3 November 2021.

**Which products and versions are affected?** Zoho ManageEngine Desktop Central before 10.0.474.

**Is there a fix for CVE-2020-10189?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**How is CVE-2020-10189 attacked?** It is attacked over the network, in a network appliance.

**Am I affected by CVE-2020-10189?** Check whether you run Zoho ManageEngine. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Affected products

- Zoho ManageEngine Desktop Central before 10.0.474

## Timeline

- 2020-03-06: disclosed: NVD Published Date
- 2021-11-03: kev added: Added to CISA Known Exploited Vulnerabilities Catalog
- 2021-11-03: exploited: Reported as exploited in the wild

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- [Zoho ManageEngine Multiple Products Remote Code Execution Vulnerability](https://junglewise.ai/threats/cve-2022-47966-zoho-manageengine-multiple-products-remote-code-execution)
- [Zoho ManageEngine Multiple Products Remote Code Execution Vulnerability](https://junglewise.ai/threats/cve-2022-35405-zoho-manageengine-multiple-products-remote-code-execution)
- [Zoho ManageEngine ServiceDesk Plus (SDP) File Upload Vulnerability](https://junglewise.ai/threats/cve-2019-8394-zoho-manageengine-servicedesk-plus-sdp-file-upload-vulnerability)
- [Zoho ManageEngine ADSelfService Plus Authentication Bypass Vulnerability](https://junglewise.ai/threats/cve-2021-40539-zoho-manageengine-adselfservice-plus-authentication-bypass)