CVE-2026-76978: Zohocorp ManageEngine OpManager · OS Command Injection
Affects Zohocorp ManageEngine OpManagerSource CVE Database V5
Not known to be exploited · CVSS 8.8 High : upgrade to 12.8.710 soon.
Data as of 6 Nov 2026, 23:24 UTC
- EPSS
- 8.1% chance of exploitation in 30 days – higher than 94% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
- Patch
- Available – fixed in 12.8.710
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HExploitation evidence
Disclosed: evidence found.
CVE published 23 Sep 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 7 Nov 2026.
What to do
Upgrade ManageEngine to 12.8.710.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| ZohocorpManageEngine OpManager | Affected
| Fixed in
|
| ZohoCorpManageEngine Firewall Analyzer | Affected
| Fixed in
|
AI-suggested
If you cannot patch yet, restrict access to the Diagnose Settings feature to trusted administrators only and monitor for suspicious activity related to this component.
Description
ManageEngine OpManager and Firewall Analyzer versions up to 12.8.709 contain a command injection vulnerability in the Diagnose Settings feature. This flaw allows improper neutralization of special elements used in OS commands, potentially enabling an attacker with limited privileges to execute arbitrary commands on the affected system. The vulnerability is rated high severity with a CVSS score of 8.8.