Vulnerability · Published Aug 14, 2026 · Assigned by tenable

CVE-2026-19681Command Injection

Critical 9.9

In plain English

A critical-severity OS command injection in Security Center from Tenable, Inc.. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 4.2% (higher than 91% of all known vulnerabilities). Ready-made attack tooling exists: Metasploit, public proof-of-concept code.

Severity (CVSS 3.1)9.9Critical

Exploit odds (30 days)4.2%top 9.0% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack tooling2Metasploit, Public PoC

Official description

An authenticated command injection vulnerability exists in Security Center related to file upload processing. An attacker could exploit this issue by uploading a specially crafted file, potentially resulting in arbitrary command execution on the underlying operating system.

Affected products (as reported)

Vendor	Product	Versions
Tenable, Inc.	Security Center	0 – before 6.9.0

Weakness: CWE-78 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

References

https://www.tenable.com/security/tns-2026-22 vendor-advisory