CVE-2026-64878
9.9 · CRITICALOverview
CVE-2026-64878 is a critical-severity vulnerability affecting tenable security_center. It was published on July 21, 2026 and has a CVSS 3.1 base score of 9.9 (CRITICAL).
This vulnerability has a CVSS 3.1 base score of 9.9, rated CRITICAL. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
Technical Description
Unvalidated input in asset filter parameters allows shell metacharacters to escape command argument handling, resulting in remote code execution as a low-privileged OS user via the Analysis REST endpoint.
Remediation
Check the references section for vendor advisories and patches from tenable. Update security_center to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| tenable | security_center | 6.6.0 | Affected |
References
Frequently Asked Questions
What is CVE-2026-64878?
CVE-2026-64878 is a critical-severity vulnerability affecting tenable security_center. It was published on July 21, 2026 and has a CVSS 3.1 base score of 9.9 (CRITICAL).
How severe is CVE-2026-64878?
This vulnerability has a CVSS 3.1 base score of 9.9, rated CRITICAL. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
How do I fix or remediate CVE-2026-64878?
Check the references section for vendor advisories and patches from tenable. Update security_center to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2026-64878?
CyberStrike's AI-powered security agents can automatically detect CVE-2026-64878 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
Automated penetration testing that runs continuously, not just quarterly.
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Browser-based exploitation validates findings with real proof-of-concept.
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