CVE-2026-64879: Command Injection

Published Jul 21, 2026
·
Updated

A filename supplied during file upload is not properly sanitized before being used in system command execution, allowing an attacker to inject shell metacharacters and achieve command injection via the audit file upload functionality.

Affected Software

2 affected components
All of the following
Tenable Security Center>=6.6.0<=6.8.0
Linux Linux kernel

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade Tenable Security Center to a version that resolves this vulnerability.

    Fixed in 202607.1Patch SC202607.1

Event History

Jul 21, 2026
CVE Published
via MITRE·07:54 PM
Data Sourced
via MITRE·07:54 PM
RemedyDescriptionSeverityWeakness
Data Sourced
via NVD·08:17 PM
RemedyDescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

1

Who can exploit this issue?

An attacker needs privileges sufficient to use the audit file upload functionality. The attack can be performed remotely with low complexity and does not require user interaction.

2

What access does successful exploitation provide?

A malicious filename containing shell metacharacters can cause system command injection. The published severity metrics indicate potential high impact to confidentiality, integrity, and availability, including effects beyond the vulnerable component's security scope.

3

Are default installations affected?

The available information identifies the audit file upload functionality as the affected attack path, but does not state whether it is enabled or reachable in a default configuration.

Contact

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