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Vulnerability record · CVE-2026-19681 · published 14 August 2026

CVE-2026-19681: Tenable security center os command injection vulnerability

Tenable · Security Center

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.

9.4 CVSS 4.0 Critical EPSS 9.9% · top 4.6% CWE-78 · OS command injection
9.4CVSS 4.0 base score
9.9%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
1References
19 Aug 2026Last modified by NVD

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.

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/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:

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://www.tenable.com/security/tns-2026-22 Vendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2019-11049Php double free vulnerabilityIn PHP versions 7.3.x below 7.3.13 and 7.4.0 on Windows, when supplying custom headers to mail() function, due to mistake introduced in commit 78f4b4…EPSS 4.2%9.4CVE-2026-19682Tenable security center os command injection vulnerabilityA command injection vulnerability exists in Security Center where a remote, unauthenticated attacker could exploit this issue to execute arbitrary co…EPSS 2.8%9.4CVE-2026-19626Tenable security center vulnerabilityA remote code execution vulnerability exists in Tenable Security Center's report generation functionality. An authenticated, non-administrative user …EPSS 1.9%9.4CVE-2026-64878Tenable security center os command injection vulnerabilityUnvalidated input in asset filter parameters allows shell metacharacters to escape command argument handling, resulting in remote code execution as a…EPSS 0.80%9.4CVE-2026-64879Tenable security center os command injection vulnerabilityA filename supplied during file upload is not properly sanitized before being used in system command execution, allowing an attacker to inject shell …EPSS 2.3%9.4CVE-2026-64877Tenable security center improper input validation vulnerabilityAn authenticated non-admin user can exploit a SQL injection flaw in the ticketing REST API to access sensitive data stored in the appliance database.EPSS 0.32%8.8CVE-2023-2005Tenable nessus uncontrolled search path element vulnerabilityVulnerability in Tenable Tenable.Io, Tenable Nessus, Tenable Security Center.This issue affects Tenable.Io: before Plugin Feed ID #202306261202 ; Nes…EPSS 0.38%8.8CVE-2018-1154Tenable security center vulnerabilityIn SecurityCenter versions prior to 5.7.0, a username enumeration issue could allow an unauthenticated attacker to automate the discovery of username…EPSS 0.67%

Source: NIST National Vulnerability Database (record CVE-2026-19681), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.