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Qualys Outage History

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

There were 1051 Qualys outages since December 2019. The 204 outages from the last 12 months are summarized below, with incident details, duration, and resolution information.

Minor April 15, 2026

April 2026: EU Platform 1: Container Security (CS) Users may experience a delay in scan processing for containers and images from API/UI [IM-12592]

Detected Apr 15, 2026 10:05 PM EDT · Resolved Apr 16, 2026 3:37 AM EDT · Duration about 6 hours

Qualys EU Platform 1 experienced a Container Security service disruption where users encountered delays in scan processing for containers and images through both API and UI, and were unable to view details of images scanned via CI/CD sensors. The incident lasted 5.5 hours before a fix was implemented and monitoring confirmed the resolution.

Minor April 13, 2026

April 2026: US Platform 3: Container Security (CS) users may experience a delay in scan processing for containers via API/UI (IM-12584)

Detected Apr 13, 2026 6:28 PM EDT · Resolved Apr 14, 2026 3:00 PM EDT · Duration about 21 hours

Qualys US Platform 3 experienced delays in container scan processing through both API and UI interfaces, affecting the Container Security (CS) service for 20.5 hours. Users encountered slower than normal processing times when initiating container security scans. The issue was resolved after implementing a fix and monitoring the results.

Minor April 13, 2026

April 2026: UK Platform 1: User experiences a sync delay when creating a new user in the administration module. (IM-12579)

Detected Apr 13, 2026 9:25 AM EDT · Resolved Apr 14, 2026 7:06 AM EDT · Duration about 22 hours

Users experienced sync delays when creating new users in Qualys UK Platform 1's administration module, affecting the Policy Audit/Policy Compliance and Vulnerability Management components. The Cloud Operations team implemented a fix after investigating the issue for 21.7 hours before fully resolving the incident.

Minor April 11, 2026

April 2026: US Platform 1: VM scans processing issue due to high lag on JDC topic (IM-12580)

Detected Apr 11, 2026 3:45 AM EDT · Resolved Apr 12, 2026 11:13 AM EDT · Duration 1 day

Qualys US Platform 1 experienced a vulnerability management issue where VM scans became stuck in a "Loading" state due to high lag on the JDC topic. The incident affected the Vulnerability Management component for 31.5 hours before being resolved. A fix was implemented and monitored before the issue was fully resolved.

Minor April 10, 2026

April 2026: UK Platform 1: User experiences a sync delay when creating a new user in the administration module. (IM-12579)

Detected Apr 10, 2026 9:53 AM EDT · Resolved Apr 12, 2026 10:22 PM EDT · Duration 3 days

Users experienced sync delays when creating new users in Qualys' administration module, affecting the Policy Audit/Policy Compliance and Vulnerability Management components. The issue persisted for approximately 60.5 hours before a fix was implemented and monitoring confirmed the resolution.

Minor April 9, 2026

April 2026: UK Platform 1: User experiences a sync delay when creating a new user in the administration module. (IM-12579)

Detected Apr 9, 2026 12:55 PM EDT · Resolved Apr 9, 2026 5:44 PM EDT · Duration about 5 hours

Users experienced sync delays when creating new users in Qualys' administration module, affecting the Policy Audit/Policy Compliance and Vulnerability Management components on the UK Platform 1. The incident lasted 4.8 hours before being resolved by the Qualys Cloud Operations team.

Major April 9, 2026

April 2026: IN Platform 1: PC - UI services are impacted( IM-12578)

Detected Apr 9, 2026 2:43 AM EDT · Resolved Apr 9, 2026 5:57 AM EDT · Duration about 3 hours

The Qualys Platform 1 experienced a major incident where users were unable to access the Policy Audit UI services. The issue affected the Policy Audit / Policy Compliance (PA / PC) components for 3.2 hours. The Qualys Cloud Operations Team investigated the problem, implemented a fix, monitored the results, and successfully resolved the incident.

Minor April 9, 2026

April 2026: US Platform 2: Slowness observed while loading Dashboard and Delay in scan processing for containers on UI/API [IM-12577]

Detected Apr 9, 2026 12:32 AM EDT · Resolved Apr 9, 2026 3:58 AM EDT · Duration about 3 hours

Qualys US Platform 2 experienced slowness in Dashboard loading and delays in container scan processing through both UI and API, affecting Vulnerability Management and Container Security services. The incident lasted 3.4 hours before a fix was implemented and monitoring confirmed resolution.

Minor April 8, 2026

April 2026: US Platform 2: VM Scan Processing Delays (IM-12576)

Detected Apr 8, 2026 4:35 PM EDT · Resolved Apr 10, 2026 5:53 AM EDT · Duration 1 day

Qualys US Platform 2 experienced delays in processing VM scan events, affecting both Scanner and Cloud Agent functionality for 37.3 hours. The Cloud Operations team investigated the root cause and implemented a fix. The incident was resolved after a monitoring period to ensure the fix was effective.

Minor April 7, 2026

April 2026: US Platform 3: New virtual, containerized and offline Scanner appliances not being created (IM-12574)

Detected Apr 7, 2026 12:00 PM EDT · Resolved Apr 7, 2026 1:52 PM EDT · Duration about 2 hours

Users were unable to create new virtual, containerized, or offline scanner appliances on Qualys US Platform 3, affecting Policy Audit/Compliance, Vulnerability Management, and Security Configuration Assessment services. The Qualys Cloud Operations team implemented a fix and monitored the results before resolving the incident after 1.9 hours.