Findings

CVE-2021-44515

Zoho Desktop Central Authentication Bypass Vulnerability

Published Dec 10, 2021 · updated Jun 16, 2026 · zohocorp manageengine desktop central

Zoho ManageEngine Desktop Central is vulnerable to authentication bypass, leading to remote code execution on the server, as exploited in the wild in December 2021. For Enterprise builds 10.1.2127.17 and earlier, upgrade to 10.1.2127.18. For Enterprise builds 10.1.2128.0 through 10.1.2137.2, upgrade to 10.1.2137.3. For MSP builds 10.1.2127.17 and earlier, upgrade to 10.1.2127.18. For MSP builds 10.1.2128.0 through 10.1.2137.2, upgrade to 10.1.2137.3.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Dec 10, 2021 · Catalog

    Detected

    Zoho ManageEngine Desktop Central is vulnerable to authentication bypass, leading to remote code execution on the server, as exploited in the wild in December 2021. For Enterprise builds 10.1.2127.17 and earlier, upgrade to 10.1.2127.18. For Enterprise builds 10.1.2128.0 through 10.1.2137.2, upgrade to 10.1.2137.3. For MSP builds 10.1.2127.17 and earlier, upgrade to 10.1.2127.18. For MSP builds 10

  2. Dec 10, 2021 · CISA KEV

    Known exploited

    Apply updates per vendor instructions.

  3. Dec 24, 2021 · CISA KEV

    Remediation due

    Apply updates per vendor instructions.

  4. Jun 16, 2026 · Catalog

    Updated

    Zoho ManageEngine Desktop Central is vulnerable to authentication bypass, leading to remote code execution on the server, as exploited in the wild in December 2021. For Enterprise builds 10.1.2127.17 and earlier, upgrade to 10.1.2127.18. For Enterprise builds 10.1.2128.0 through 10.1.2137.2, upgrade to 10.1.2137.3. For MSP builds 10.1.2127.17 and earlier, upgrade to 10.1.2127.18. For MSP builds 10

Required action

Apply updates per vendor instructions.

CISA due date Dec 24, 2021

Affected

  • cpe zohocorp/manageengine desktop centralversion unspecified
  • vendor Zoho Desktop Centralversion unspecified

Sources

  • CISA KEVConfirmed exploitationCVE-2021-44515

    Zoho Desktop Central contains an authentication bypass vulnerability that could allow an attacker to execute arbitrary code in the Desktop Central MSP server.

    cisa.gov
  • CVE.orgVulnerability recordCVE-2021-44515

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2021-44515

    30-day exploitation probability 99.9%

    first.org
  • NIST NVDVulnerability recordCVE-2021-44515

    Zoho ManageEngine Desktop Central is vulnerable to authentication bypass, leading to remote code execution on the server, as exploited in the wild in December 2021. For Enterprise builds 10.1.2127.17 and earlier, upgrade to 10.1.2127.18. For Enterprise builds 10.1.2128.0 through

    nvd.nist.gov

References

CVE-2021-44515 · ZeroDay Findings