What’s Vulnerable › Vulnerabilities

CVE-2026-19639: Improper Access Control

• Severity: medium (CVSS 4.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-08-14 · updated 2026-08-19
• Weakness: CWE-1284

Description

An improper access control vulnerability exists where an authenticated non-administrative application user could potentially view settings outside of their assigned scope.

Affected products

• Tenable, Inc. Security Center: before 6.9.0 — fixed in 6.9.0

How to fix

Upgrade to a fixed version: Tenable, Inc. Security Center 6.9.0. Check the vendor advisory for mitigations.

References

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

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