RCE in Tenable Security Center
CVE-2026-19681
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.
Vulnerability class: Command Injection (OS Command Injection)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.9 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.099 (95.4th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 95th percentile — 95.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.078 · newest: 0.099 · change: +0.021
Affected products
- Tenable Security Center
- Tenable, Inc. Security Center — versions 0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.tenable.com/security/tns-2026-22 (vendor-advisory, Vendor Advisory)
Frequently asked questions
- What is CVE-2026-19681?
- CVE-2026-19681 is a critical-severity vulnerability in Tenable Security Center, classified under OS Command Injection. CVSS score: 9.9/10. Published 2026-08-14.
- How severe is CVE-2026-19681?
- Critical severity. CVSS v3 base score is 9.9 out of 10.
- Is CVE-2026-19681 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.