CVE-2026-16053 — HIGH (8.5)

Vulnerability Description

Zohocorp ManageEngine M365 Manager Plus and M365 Security Plus versions below 4820 are affected to Authenticated Path Traversal vulnerability in Exchange Online backup module.

CVSS Score

8.5

HIGH

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality

NONE

Integrity

LOW

Availability

HIGH

Related Weaknesses (CWE)

CWE-23

References

https://www.manageengine.com/microsoft-365-management-reporting/CVE-2026-16053.h

FAQ

What is CVE-2026-16053?

CVE-2026-16053 is a vulnerability with a CVSS score of 8.5 (HIGH). Zohocorp ManageEngine M365 Manager Plus and M365 Security Plus versions below 4820 are affected to Authenticated Path Traversal vulnerability in Exchange Online backup module.

How severe is CVE-2026-16053?

CVE-2026-16053 has been rated HIGH with a CVSS base score of 8.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-16053?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.