OpManager/Firewall Analyzer <=12.8.710: Broken Control - Unauthorized Alerts
CVE-2026-84789 Published on September 23, 2026
Broken Access Control vulnerability
ZohoCorp ManageEngine OpManager and Firewall Analyzer versions 12.8.710 and below were vulnerable to a Broken Access Control vulnerability that allowed an authenticated low-privilege user to create alert notifications for firewalls outside their assigned scope.
Vulnerability Analysis
CVE-2026-84789 can be exploited with network access, and requires small amount of user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have a high impact on confidentiality, with no impact on integrity, and no impact on availability.
Weakness Type
What is an Insecure Direct Object Reference / IDOR Vulnerability?
The system's authorization functionality does not prevent one user from gaining access to another user's data or record by modifying the key value identifying the data.
CVE-2026-84789 has been classified to as an Insecure Direct Object Reference / IDOR vulnerability or weakness.
Products Associated with CVE-2026-84789
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Affected Versions
Zohocorp ManageEngine OpManager:- Before 12.8.711 is affected.
- Before 12.8.711 is affected.