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Tenable Outage History

Every past Tenable outage tracked by IsDown, with detection times, duration, and resolution details.

There were 416 Tenable outages since August 2022. The 92 outages from the last 12 months are summarized below, with incident details, duration, and resolution information.

Major March 10, 2026

March 2026: Tenable One, Tenable Vulnerability Management, Cloud Security: Authentication issues

Detected Mar 10, 2026 3:22 PM EDT · Resolved Mar 10, 2026 4:30 PM EDT · Duration about 1 hour

Tenable experienced latency issues affecting SAML authentication for Tenable One and Tenable Vulnerability Management users across multiple global sites including US, European, Asian, and other regional data centers. The authentication problems impacted users' ability to access the vulnerability management platform for 1.2 hours. Engineers implemented a fix and monitored the recovery before fully resolving the incident.

Minor March 6, 2026

March 2026: Tenable One, Tenable Vulnerability Management, Cloud Security: Service Degradation on US-1A/US-2A

Detected Mar 6, 2026 2:59 PM EST · Resolved Mar 9, 2026 1:30 PM EDT · Duration 3 days

Tenable One, Tenable Vulnerability Management, and Cloud Security experienced service disruptions on US-1A and US-2A regions, causing periodic site access issues and delays in scans and viewing results for certain users. The incident lasted 69.5 hours before engineers implemented a fix and monitored the recovery. The service has been fully restored.

Major January 17, 2026

January 2026: Login issues

Detected Jan 17, 2026 10:17 PM EST · Resolved Jan 17, 2026 11:08 PM EST · Duration about 1 hour