# CVE-2026-76978

Command injection in ManageEngine OpManager & Firewall Analyzer Diagnose Settings

- Page: https://www.vulneraibility.com/cve/CVE-2026-76978
- CVSS: 8.8
- Known exploited: not in CISA KEV as of our last sync
- EPSS: 8.15% (percentile 94.9)
- CISA SSVC: exploitation none, automatable no, technical impact total (assessed 2026-09-23)
- Weakness: CWE-78
- Published: 2026-09-23

## Affected versions

- ZohoCorp ManageEngine Firewall Analyzer: affected < 12.8.710
- Zohocorp ManageEngine OpManager: affected < 12.8.710

A version outside these ranges is not a statement that it is unaffected.

## Impact

Remote command execution via Diagnose Settings allowing OS command execution, potential full system compromise and lateral movement.

## Action

Immediate action required

## Recommendation

Upgrade to vendor fixed version (>12.8.709); isolate affected hosts and review logs.

## References

- [other] https://www.manageengine.com/itom/advisory/cve-2026-76978.html

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Summary, impact and action are written by the vulneraibility.com AI analysis pipeline from the CVE record, NVD, CISA and FIRST data; verify against the references.