Tenable Outage History

Uptime record, past incidents, and downtime history for Tenable.

Checking current status...

90-Day Trend

Monthly Uptime

Month	Uptime	Days Tracked	Days with Issues
May 2026	0%	25	25
April 2026	0%	30	30
March 2026	0%	31	31
February 2026	100%	5	0

Uptime is calculated from daily worst-status snapshots. A day with any non-operational status counts as a day with issues.

Daily Status (Last 91 Days)

Feb 24 Today

Operational Degraded Partial Outage Major Outage Maintenance No Data

Incident History

May 2026

Tenable Vulnerability Management / Tenable One / Nessus: Vulnerability Scan Issues Related to DNS Resolution

major

Started: May 20, 7:07 PM

monitoring

We have implemented a fix for the issue and are monitoring the recovery.

May 20, 8:58 PM

identified

We have identified the cause of the problem. Our engineering team is working to implement a fix for the issue.

May 20, 7:53 PM

investigating

We are aware of and actively investigating issues with DNS resolution failures for checks related to log4j plugins for certain users. We will provide periodic updates as our engineers continue working on this issue.

May 20, 7:07 PM

Tenable One - Exposure Management: Attack Path: Top Attack Paths Page Not Loading

major

Started: May 13, 1:09 PM

identified

We have identified the cause of the problem. Our engineering team is working to implement a fix for the issue.

May 13, 2:04 PM

investigating

We are continuing to investigate this issue.

May 13, 1:10 PM

investigating

We are aware of and actively investigating the inability for users to access the Attack Path: Top Attack Paths page in Tenable One. We will provide periodic updates as our engineers continue working on this issue.

May 13, 1:09 PM

Tenable Vulnerability Management: New Domains added in MSSP Portal Not Propagating to Child Containers

major

Started: May 11, 2:51 PM

identified

We have identified the cause of the problem. Our engineering team is working to implement a fix for the issue.

May 11, 2:52 PM

investigating

We are aware of and actively investigating issues with new domains added in the MSSP portal not propagating to child containers for certain users. We will provide periodic updates as our engineers continue working on this issue.

May 11, 2:51 PM

Data ingest delays on US-2a

minor

Started: May 7, 7:38 PM

investigating

We are aware of and actively investigating delays for asset and finding ingestion for certain users. We will provide periodic updates as our engineers continue working on this issue.

May 7, 7:38 PM

April 2026

Tenable Vulnerability Management: Plugins appearing as 'unknown' in GOV01

major

Started: Apr 29, 8:16 PM

monitoring

A fix has been implemented and we are monitoring the results.

Apr 29, 11:17 PM

investigating

We are continuing to investigate this issue.

Apr 29, 8:59 PM

investigating

We are aware of and actively investigating Plugins appearing as 'unknown'. We will provide periodic updates as our engineers work on this issue.

Apr 29, 8:16 PM

Tenable Vulnerability Management: Scans and tags slow to process on us08

minor

Started: Apr 28, 11:21 PM

monitoring

A fix has been implemented and we are monitoring the results.

Apr 29, 12:15 AM

investigating

We are aware of and actively investigating service degradation that is impacting scan performance for certain users. We will provide periodic updates as our engineers continue working on this issue.

Apr 28, 11:21 PM

Vulcan Platform: Partial Service Disruption: Connector Triggers (EU)

major

Started: Apr 28, 11:38 AM

monitoring

We have implemented a fix for the issue and are monitoring the recovery.

Apr 29, 7:23 AM

investigating

We have identified an issue affecting automatic connector syncs for customers in the EU Region. Our engineers are on the case and investigating the root cause.

Apr 28, 11:38 AM

Tenable Cloud Security: Scan Delays for Oracle Cloud Infrastructure (OCI)

major

Started: Apr 28, 8:18 AM

investigating

Our engineering team continues to investigate this issue.

Apr 28, 1:03 PM

investigating

Our engineering team continues to investigate this issue.

Apr 28, 11:24 AM

investigating

Our engineering team continues to investigate this issue.

Apr 28, 9:50 AM

investigating

We are aware of and actively investigating scan delays that are impacting Oracle Cloud Infrastructure (OCI) customers for certain users. We will provide periodic updates as our engineers continue working on this issue.

Apr 28, 8:18 AM

Tenable Vulnerability Management: Failing Tag assessments and Aborted Scans using Tags

major

Started: Apr 23, 7:25 PM

monitoring

We have implemented a fix for the issue and are continuing to monitor the recovery.

Apr 24, 1:56 PM

monitoring

We have implemented a fix for the issue and are monitoring the recovery.

Apr 23, 8:50 PM

identified

We have identified the cause of the problem. Our engineering team is working to implement a fix for the issue.

Apr 23, 7:33 PM

investigating

We are aware of and actively investigating Tag assessment failing and scans aborting using tags as targets for certain users. We will provide periodic updates as our engineers continue working on this issue.

Apr 23, 7:25 PM

Tenable One - Exposure Management: Connectors View Issues

major

Started: Apr 23, 5:31 AM

identified

We have identified the cause of the problem. Our engineering team is working to implement a fix for the issue.

Apr 23, 7:02 AM

investigating

We are aware of and currently investigating an issue around the 'Connectors' view not loading correctly in Tenable Exposure Management. We will provide periodic updates as our engineers continue working on this issue.

Apr 23, 5:31 AM

Cloud Security: Linux risks mitigated

major

Started: Apr 22, 11:05 AM

monitoring

We have implemented a fix for the issue and are monitoring the recovery.

Apr 22, 3:30 PM

identified

Our engineering team is continuing to work on a fix for this issue.

Apr 22, 1:24 PM

identified

We have identified the cause of the problem. Our engineering team is working to implement a fix for the issue.

Apr 22, 11:06 AM

investigating

We are aware of and actively investigating an issue with Linux risks being mitigated. We will provide periodic updates as our engineers continue working on this issue.

Apr 22, 11:05 AM

Tenable Vulnerability Management: Stale Vulnerability Findings in Explore Findings Page

major

Started: Apr 21, 6:22 AM

monitoring

Once the fix has been rolled out and we are monitoring the recovery

Apr 21, 8:43 AM

investigating

We are aware of and actively investigating stale vulnerability findings that are impacting certain users. We will provide periodic updates as our engineers continue working on this issue.

Apr 21, 8:15 AM

investigating

We are aware of and actively investigating stale vulnerability findings that are impacting certain users. We will provide periodic updates as our engineers continue working on this issue.

Apr 21, 6:22 AM

Tenable One, Tenable Vulnerability Management, Cloud Security: cloud.tenable.com 503 Errors

major

Started: Apr 20, 1:42 PM

monitoring

We have implemented a fix for the issue and are monitoring the recovery.

Apr 20, 2:26 PM

identified

We have identified the cause of the problem. Our engineering team is working to implement a fix for the issue.

Apr 20, 2:19 PM

investigating

We are continuing to investigate this issue.

Apr 20, 1:43 PM

investigating

We are aware of and actively investigating 503 errors that are impacting site access for certain users. We will provide periodic updates as our engineers continue working on this issue.

Apr 20, 1:42 PM

Tenable One - Exposure Management: ASM Access Issues

major

Started: Apr 15, 1:34 PM

investigating

We are aware of and actively investigating issues with accessing the ASM tile in Tenable One for customers. We will provide periodic updates as our engineers continue working on this issue.

Apr 15, 1:34 PM

Tenable Vulnerability Management: Unable to export older reports

major

Started: Apr 14, 6:14 AM

investigating

We are aware of and actively investigating issues with export for older reports for certain users. We will provide periodic updates as our engineers continue working on this issue.

Apr 14, 6:14 AM

March 2026

Tenable Vulnerability Management: Scan Processing Delays and Instability (US5A)

minor

Started: Mar 31, 4:45 PM

monitoring

We have implemented a fix for the issue and are monitoring the recovery.

Mar 31, 5:29 PM

investigating

We are aware of and actively investigating scan processing delays and stability issues that are impacting scan processing and scan execution for certain users. We will provide periodic updates as our engineers continue working on this issue.

Mar 31, 4:45 PM

Tenable Cloud Security: Delay in Sync

major

Started: Mar 30, 8:07 AM

monitoring

the underlying cause has been addressed and sync operations are recovering

Mar 30, 2:38 PM

identified

We have identified the cause of the problem. Our engineering team is working to implement a fix for the issue.

Mar 30, 10:09 AM

investigating

We are aware of and actively investigating delays in sync operations that are impacting certain users. We will provide periodic updates as our engineers continue working on this issue.

Mar 30, 8:07 AM

Tenable Vulnerability Management: Scan Processing Delays (US2A,US5A,US08)

major

Started: Mar 26, 5:10 AM

monitoring

We have implemented a fix for the issue and are monitoring the recovery.

Mar 26, 6:17 PM

investigating

Our engineering team continues to investigate this issue.

Mar 26, 7:11 AM

investigating

We are aware of and actively investigating scan processing delays that are impacting scan times for certain users. We will provide periodic updates as our engineers continue working on this issue.

Mar 26, 5:10 AM

Tenable Vulnerability Management: Performance Degradation in Scan Management on US08

major

Started: Mar 25, 9:47 AM

monitoring

We have implemented a fix for the issue and are monitoring the recovery.

Mar 25, 4:04 PM

investigating

Our engineering team continues to investigate this issue.

Mar 25, 12:15 PM

investigating

We are aware of and actively investigating performance degradation that is impacting scan management. We will provide periodic updates as our engineers continue working on this issue.

Mar 25, 9:47 AM

Errors encountered while using Asset/Search functions

major

Started: Mar 24, 2:47 PM

monitoring

We have implemented a fix for the issue and are monitoring the recovery.

Mar 24, 4:22 PM

identified

We have identified the cause of the problem. Our engineering team is working to implement a fix for the issue.

Mar 24, 4:17 PM

investigating

We are continuing to investigate this issue.

Mar 24, 2:54 PM

investigating

We are aware of and actively investigating customers seeing errors with Asset/Search functions. We will provide periodic updates as our engineers continue working on this issue.

Mar 24, 2:47 PM

Tenable One, Tenable Vulnerability Management, Cloud Security: Login and Platform Issues on UAE

major

Started: Mar 20, 3:36 PM

identified

We are continuing to work on a fix for this issue.

Apr 29, 7:57 AM

identified

We are continuing to work on a fix for this issue.

Apr 24, 7:09 PM

identified

We are continuing to work on a fix for this issue.

Apr 15, 11:42 AM

identified

We are continuing to work on a fix for this issue.

Mar 31, 7:20 AM

identified

We are continuing to address a significant infrastructure outage affecting AWS services in the UAE (uae01) region. Our engineering teams are working closely with the provider; however, a definitive Estimated Time of Recovery (ETR) is not yet available. <b>Immediate Workarounds</b>: To restore your services as quickly as possible, we recommend the following: * <b>Provision New Container</b>: Please contact your account team immediately to initiate the setup of a new container in Frankfurt. * ...

Mar 20, 3:36 PM

identified

AWS services in the UAE region (uae01) continue to be severely disrupted due to infrastructure failures. As AWS has not provided any new information on their recovery efforts, we anticipate it may be a significant amount of time before AWS restores full service in the UAE region. Our priority is to help customers get back online quickly by setting up a new, no-cost container in our supported region in Frankfurt, Germany. This would be a fresh instance as back up data is not accessible from ...

Mar 12, 8:19 PM

identified

AWS services in the UAE region (uae01) continue to be severely disrupted due to infrastructure failures. Following the recommendation from AWS to move workloads out of the region, impacted Tenable customers in uae01 have been offered alternative hosting in the EU. UAE-based cloud scanners will experience timeouts; users should update scan configurations to utilize a different region's cloud scanner. AWS has not yet provided an estimated time of recovery. We will update as new information beco...

Mar 9, 12:23 PM

identified

Mar 4, 6:57 PM

identified

Our cloud provider continues to work on restoring the underlying facilities in the region. We will provide updates as the recovery progresses.

Mar 4, 12:55 PM

identified

Our cloud provider continues to work on restoring the underlying facilities in the region. We will provide updates as the recovery progresses.

Mar 4, 7:29 AM

identified

Our cloud provider continues to work on restoring the underlying facilities in the region. We will provide updates as the recovery progresses.

Mar 4, 2:38 AM

identified

Our cloud provider continues to work on restoring the underlying facilities in the region. We will provide updates as the recovery progresses.

Mar 3, 2:44 PM

identified

Our cloud provider continues to work on restoring the underlying facilities in the region. We will provide updates as the recovery progresses.

Mar 3, 12:40 PM

identified

Our cloud provider continues to work on restoring the underlying facilities in the region. We will provide updates as the recovery progresses.

Mar 3, 8:13 AM

identified

Our cloud provider continues to work on restoring the underlying facilities in the region. We will provide updates as the recovery progresses.

Mar 3, 6:03 AM

identified

Our cloud provider continues to work on restoring the underlying facilities in the region. We will provide updates as the recovery progresses.

Mar 3, 2:05 AM

identified

We are aware of and actively investigating login and performance issues currently impacting all functionality on site UAE01. Scans utilizing UAE Cloud Scanner group are also affected and will be aborted. Our cloud provider has identified the cause of the problem and is working to implement a fix for the issue. We continue working closely with our cloud service provider and we will provide periodic updates as our engineers continue working on this issue.

Mar 2, 11:52 PM

identified

Mar 2, 8:49 PM

identified

We are aware of and actively investigating login and performance issues currently impacting all functionality on site UAE01. Scans utilizing UAE Cloud Scanner group are also affected and will be aborted. Our cloud provider has identified the cause of the problem and is working to implement a fix for the issue. We are working closely with our cloud service provider and we will provide periodic updates as our engineers continue working on this issue.

Mar 2, 1:04 PM

investigating

We are aware of and actively investigating login and performance issues currently impacting all functionality on site UAE01. The issue is related to an ongoing incident with our cloud service provider. We are working closely with our cloud service provider and we will provide periodic updates as our engineers continue working on this issue.

Mar 2, 10:57 AM

investigating

We are continuing to investigate this issue.

Mar 2, 9:57 AM

investigating

We are aware of and actively investigating latency issues that are impacting Tenable for users on our UAE site. The issue is related to an ongoing incident with our cloud service provider. We will provide periodic updates as our engineers continue working on this issue.

Mar 2, 9:54 AM

investigating

We are continuing to investigate this issue.

Mar 2, 8:44 AM

investigating

We are aware of and actively investigating latency issues that are impacting Tenable.VM for users on our UAE site. We will provide periodic updates as our engineers continue working on this issue.

Mar 2, 8:29 AM

Elevated error rates

major

Started: Mar 19, 4:54 PM

monitoring

We have implemented a fix for the issue and are monitoring the recovery.

Mar 19, 4:55 PM

identified

We have identified the cause of the problem and our engineering team is working to implement a fix for the issue.

Mar 19, 4:54 PM

Tenable Vulnerability Management: API Degradation

major

Started: Mar 18, 4:43 AM

monitoring

We have implemented a fix for the issue and are monitoring the recovery.

Mar 18, 6:31 AM

identified

We have identified the cause of the problem. Our engineering team is working to implement a fix for the issue.

Mar 18, 6:19 AM

investigating

We are aware of and actively investigating issues with asset bulk-jobs API endpoints that are impacting certain users.We will provide periodic updates as our engineers continue working on this issue.

Mar 18, 4:43 AM

Tenable One, Tenable Vulnerability Manager: Onboarding issues with US08

critical

Started: Mar 12, 2:38 PM

investigating

We are aware of and actively investigating issues with us08 site that are impacting onboarding for certain users. We will provide periodic updates as our engineers continue working on this issue.

Mar 12, 2:38 PM

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