CVE-2021-42099

9.8 criticalEPSS 6.8%

Critical (9.8) in zohocorp manageengine m365 manager plus. EPSS 6.8% chance of exploitation in the next 30 days.

Zoho ManageEngine M365 Manager Plus before 4421 is vulnerable to file-upload remote code execution.

Severity

9.8 critical

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS: 6.8% chance of exploitation in the next 30 days; higher than 93% of CVEs (scores of 2026-10-31)
CWE: CWE-434
Published: 2021-11-30
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19