CVE-2026-84791 Broken Access Control vulnerability
Authenticated low-privilege users can modify firewall report schedules outside their assigned scope in ManageEngine OpManager and Firewall Analyzer.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-84791?
CVE-2026-84791 is a high-severity missing authorization vulnerability in Zohocorp ManageEngine Firewall Analyzer, published on 23 Sep 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
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 modify Change Management report schedule configurations for firewalls outside their assigned scope.
Weakness: CWE-639
Which versions are affected by CVE-2026-84791?
How do I fix CVE-2026-84791?
No fix has been published for CVE-2026-84791 yet. Limit exposure of the affected software until one is available.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2026-84791 being exploited?
There is no known exploitation of CVE-2026-84791 in the wild and no public exploit code.
Sources
Also known as GHSA-hm59-9xmm-qvw8.