ManageEngine OpManager is widely used enterprise monitoring software; an authentication bypass can yield admin takeover and operational disruption across organizations.
CVE-2026-75825
Authentication bypass in ManageEngine OpManager (App Manager plugin) enabling unauthorized admin access.
Is CVE-2026-75825 being exploited?
Not confirmed. CVE-2026-75825 does not appear in CISA's Known Exploited Vulnerabilities catalog, which records only exploitation that has been observed and reported publicly. That is evidence of absence of a report, not evidence the flaw is unattacked. EPSS currently estimates a 1.1% probability of exploitation in the next 30 days.
How severe is CVE-2026-75825?
CVE-2026-75825 is rated High with a CVSS score of 8.8. Severity describes how bad exploitation would be, not how likely it is: pair it with exploitation evidence before deciding what to patch first.
Is there a patch for CVE-2026-75825?
Yes. A fix has been recorded for CVE-2026-75825. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-75825 affect?
CVE-2026-75825 affects ManageEngine OpManager <= 12.8.710 (Application Manager Plugin enabled). Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-75825?
Check vendor advisory, apply updates when available; disable Application Manager Plugin; restrict access and monitor logs.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Remote authentication bypass allowing attackers to gain admin-level access to OpManager, alter monitoring/config, and pivot within networks.
Immediate action required
- affected< 12.8.711
As published in the CVE Program record. A version outside these ranges is not a statement that it is unaffected — vendors sometimes understate a range, and distribution-backported builds carry upstream numbers that do not reflect what was patched into them.