CVE-2026-76978: Command Injection vulnerability
- Is it exploited?
Not on CISA's list. CISA has not added it to the Known Exploited Vulnerabilities catalog as of . If CISA adds it, this page shows it as known exploited.
- How likely is exploitation in the next 30 days?
- 8.1%
Up from 3.7% on .
EPSS score, percentile 94.8 of all scored records. A probability estimated by FIRST, not a report of exploitation.
- How severe?
- 8.8 High
CVSS v3.1 base score, given by the CNA
- What should I do?
CISA has set no required action, because the vulnerability is not in KEV.
The CVE record links no vendor advisory, patch or mitigation.
- Which versions are affected?
Affected
- before 12.8.710
- before 12.8.710
Source: CISA KEV 2026.10.29, as of ; FIRST EPSS, as of ; CVE List, as of . About the data.
What to do
Advisories and patches
The CVE record links no vendor advisory, patch or mitigation.
This summary is based on the CVE record as of . Check the vendor's advisory before you act: affected versions and fixes can change.
Affected products and versions
As listed in the CVE record.
| Status | Versions |
|---|---|
| Affected | before 12.8.710 |
Versions not listed are: unaffected.
| Status | Versions |
|---|---|
| Affected | before 12.8.710 |
Versions not listed are: unaffected.
Source: CVE List, as of . About the data.
About this vulnerability
ZohoCorp ManageEngine OpManager and Firewall Analyzer versions 12.8.709 and below were vulnerable to a Command Injection vulnerability in the Diagnose Settings feature.
Summary: CVE record, as of .
- CISA has not added CVE-2026-76978 to its Known Exploited Vulnerabilities (KEV) catalog, as of 29 Oct 2026.
- The CVE record was published on 23 Sep 2026.
- The CVE record carries a CVSS v3.1 base score of 8.8 (High), given by its CNA.
- FIRST's EPSS model puts the probability of exploitation in the next 30 days at 8.1% (percentile 94.8), as of 29 Oct 2026. EPSS is a statistical estimate, not a report of exploitation.
- CISA's SSVC assessment in the CVE record: exploitation none, automatable no, technical impact total.
Source: CISA KEV 2026.10.29, as of ; CVE List, as of ; FIRST EPSS, as of . About the data.
Description
Command Injection vulnerability
ZohoCorp ManageEngine OpManager and Firewall Analyzer versions 12.8.709 and below were vulnerable to a Command Injection vulnerability in the Diagnose Settings feature.
Source: CVE List, as of . About the data.
Weakness
CWE-78, 1 CAPEC
- CWE-78: Improper neutralization of special elements used in an OS command ('OS command injection')
Attack patterns (CAPEC)
- CAPEC-248: Command Injection
CWE and CAPEC are maintained by MITRE; the entries are those named in the CVE record.
Timeline
| Date | Event |
|---|---|
| CVE record published | |
| CVE record last updated |
References
1
Known exploited Zoho vulnerabilities
- CVE-2022-28810: Zoho ManageEngine ADSelfService Plus Remote Code Execution Vulnerability
- CVE-2022-47966: Zoho ManageEngine Multiple Products Remote Code Execution Vulnerability
- CVE-2022-35405: Zoho ManageEngine Multiple Products Remote Code Execution Vulnerability
- CVE-2021-44515: Zoho Desktop Central Authentication Bypass Vulnerability
- CVE-2021-37415: Zoho ManageEngine ServiceDesk Authentication Bypass Vulnerability