Assessment
Why it matters
EPSS is 2.1%; technical severity is CVSS 8.6.
A command injection vulnerability exists in Tenable Security Center. An authenticated administrator could modify application configuration values to achieve arbitrary command execution on the underlying operating system when specific backend operations are triggered.
Who should care
- Teams operating Security Center
- Vulnerability and exposure management teams
- Security operations teams monitoring exploitation activity
Response plan
What I would do
- Confirm whether Security Center is present in the environment.
- Identify affected versions and establish whether vulnerable services are exposed or reachable.
- Review vendor guidance and identify the supported fix or mitigation.
- Review relevant security telemetry for evidence of attempted or successful exploitation.
- Document the remediation decision and track it to verified completion.
Treatment intelligence
Remediation intelligence
Vendor sources are listed before government and third-party guidance. Confirm product applicability and change prerequisites before deployment.
Verification noteNo explicit patch, upgrade, mitigation or workaround is currently recorded.
Technical details
- CVSS vector
- CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
- CWE
- CWE-78
- Affected versions
- Tenable Security Center (End Excluding 6.9.0)
- Fixed versions
- Tenable Security Center (Fixed from 6.9.0)
- Published
- 14 August 2026
- Attack vector
- Network
- Privileges required
- High
- User interaction
- None
Signal timeline
- CVE published
- Latest EPSS score: 2.1%
- Signal calculated at 14