CVE-2026-19635: CWE-78 Improper neutralization of special elements used in an OS command ('OS command injection') in Tenable, Inc. Security Center
A local privilege escalation vulnerability exists in Security Center. An attacker with write access to a specific configuration file could achieve arbitrary code execution with elevated privileges, without requiring further user or victim interaction.
AI Analysis
Technical Summary
This vulnerability involves OS command injection in Tenable Security Center, where an attacker who can write to a certain configuration file can escalate privileges by executing arbitrary code. The flaw stems from improper neutralization of special elements in OS commands, enabling code execution with elevated privileges. The CVSS 3.1 score is 8.8 (high severity), indicating a significant impact on confidentiality, integrity, and availability. No vendor advisory or patch information is currently available, and the affected versions are not specified.
Potential Impact
An attacker with write access to a specific configuration file can achieve arbitrary code execution with elevated privileges, potentially compromising the entire system's confidentiality, integrity, and availability. This can lead to full system compromise without requiring further user interaction.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, restrict write access to configuration files and monitor for unauthorized changes.
CVE-2026-19635: CWE-78 Improper neutralization of special elements used in an OS command ('OS command injection') in Tenable, Inc. Security Center
Description
A local privilege escalation vulnerability exists in Security Center. An attacker with write access to a specific configuration file could achieve arbitrary code execution with elevated privileges, without requiring further user or victim interaction.
CVSS v3.1
Score 8.8high
Affected software
Tenable, Inc.
Security Center
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves OS command injection in Tenable Security Center, where an attacker who can write to a certain configuration file can escalate privileges by executing arbitrary code. The flaw stems from improper neutralization of special elements in OS commands, enabling code execution with elevated privileges. The CVSS 3.1 score is 8.8 (high severity), indicating a significant impact on confidentiality, integrity, and availability. No vendor advisory or patch information is currently available, and the affected versions are not specified.
Potential Impact
An attacker with write access to a specific configuration file can achieve arbitrary code execution with elevated privileges, potentially compromising the entire system's confidentiality, integrity, and availability. This can lead to full system compromise without requiring further user interaction.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, restrict write access to configuration files and monitor for unauthorized changes.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- tenable
- Date Reserved
- 2026-08-12T16:13:37.568Z
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6a7f5043bf8831d53976b1d9
Added to database: 08/14/2026, 17:28:35 UTC
Last enriched: 08/14/2026, 17:41:13 UTC
Last updated: 09/28/2026, 01:47:41 UTC
Views: 64
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