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Qualys Outage History

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

There were 1066 Qualys outages since December 2019. The 208 outages from the last 12 months are summarized below, with incident details, duration, and resolution information.

Major May 4, 2026

May 2026: US Platform 2:The VM and PC both scans are moving into an errored state. (IM-12627)

Detected May 4, 2026 10:18 PM EDT · Resolved May 5, 2026 3:01 AM EDT · Duration about 5 hours

Qualys US Platform 2 experienced a major incident where Vulnerability Management (VM) and Policy Compliance (PC) scans were failing and moving into an error state. The incident affected VM, Security Configuration Assessment (SCA), and Policy Audit/Policy Compliance components for 4.7 hours. Qualys Cloud Operations implemented a fix and monitored the results before resolving the incident.

Minor May 4, 2026

May 2026: CA Platform 1: AWS Cloud/Connector Functionality Impacted (IM-12626)

Detected May 4, 2026 12:34 PM EDT · Resolved May 4, 2026 3:40 PM EDT · Duration about 3 hours

Qualys experienced a 3.1-hour incident affecting AWS Connector functionality on CA Platform 1, preventing users from creating and listing AWS connectors. The issue impacted Total Cloud and Connector Centralization components. A fix was implemented and monitored before the incident was fully resolved.

Major May 4, 2026

May 2026: US GOV Platform 1: Observing Issues with VM/PC Scans (IM-12625)

Detected May 4, 2026 10:58 AM EDT · Resolved May 4, 2026 3:40 PM EDT · Duration about 5 hours

Qualys US GOV Platform 1 experienced a major incident where VM/PC scans failed to launch through both UI and API against IP and Asset Tag targets. The issue affected Vulnerability Management and Policy Compliance components for 4.7 hours. A fix was implemented and monitored before the incident was fully resolved.

Minor May 1, 2026

May 2026: US Platform 1, US Platform 2, US Platform 3, US Platform 4, US Platform 5, KSA Platform 1: Issue with Average Count on VMDR and UD Dashboard Widgets (IM-12619)

Detected May 1, 2026 3:05 PM EDT · Resolved May 4, 2026 8:52 AM EDT · Duration 3 days

Qualys experienced an issue across multiple US and KSA platforms where VMDR and Unified Dashboard widgets displayed incorrect average count values for approximately 66 hours. Users could temporarily resolve the display issue by editing and saving the affected widgets. The incident was fully resolved after Qualys identified the root cause and implemented a permanent fix.

Minor April 30, 2026

April 2026: All Shared Platforms: Patch Scans and Jobs are Failing (IM-12617)

Detected Apr 30, 2026 7:32 AM EDT · Resolved May 1, 2026 8:06 AM EDT · Duration 1 day

Qualys experienced a service incident where patch scans and jobs were failing across all shared platforms, affecting the Patch Management (PM) component. The issue was resolved after 24.6 hours when a fix was implemented and deployed across all platforms, with monitoring confirming the resolution.

Minor April 28, 2026

April 2026: US Platform 1, US Platform 2, US Platform 3, EU Platform 1, EU Platform 2, AU Platform 1, KSA Platform 1, CA Platform 1 : FIM scheduled report are missing from the Reports rules tab (IM-12611)

Detected Apr 28, 2026 6:13 AM EDT · Resolved May 4, 2026 5:07 AM EDT · Duration 6 days

Qualys experienced a widespread issue across multiple platforms (US, EU, AU, KSA, and CA) where File Integrity Monitoring (FIM) scheduled reports were missing from the Reports rules tab. The incident affected FIM functionality across all major regional platforms for approximately 6 days before being resolved with an implemented fix.

Minor April 27, 2026

April 2026: US Platform 3: Vulnerability Sync Delay in Portal Module UI (IM-12610)

Detected Apr 27, 2026 7:33 PM EDT · Resolved Apr 29, 2026 5:46 AM EDT · Duration 1 day

Qualys US Platform 3 experienced a 34-hour data synchronization delay that affected vulnerability information display across multiple dashboard modules including AV, CSAM, and CA, as well as QQL search results in the portal UI. While the synchronization issue impacted real-time dashboard visibility, vulnerability data remained accessible through ASR and VM reports as an alternative. The incident was resolved after implementing a fix and monitoring the results.

Minor April 23, 2026

April 2026: US Platform 2: VM and PC On-Demand Report Issue [IM-12607]

Detected Apr 23, 2026 8:35 PM EDT · Resolved Apr 24, 2026 1:19 AM EDT · Duration about 5 hours

Qualys US Platform 2 experienced issues with On-Demand Reports in the Vulnerability Management and Policy Compliance modules, causing launch errors and longer-than-expected processing times. Users encountered errors when attempting to generate reports during the 4.7-hour incident. The issue was resolved after implementing a fix and monitoring the results.

Minor April 21, 2026

April 2026: US Platform 3: Slow performance observed for WAS and CSAM API (IM-12602)

Detected Apr 21, 2026 1:14 PM EDT · Resolved May 6, 2026 10:01 AM EDT · Duration 15 days

Qualys US Platform 3 experienced slow performance issues with WAS and CSAM APIs, causing some users to encounter intermittent 400 or 401 error codes. The incident affected Web Application Scanning (WAS) and Global AssetView/CyberSecurity Asset Management (CSAM) services for approximately 15 days. Qualys Cloud Operations identified the root cause, implemented a fix, and resolved the issue after a monitoring period.

Major April 21, 2026

April 2026: EU Platform 2: Schedule VM/PC Scans, Reports Failure & UI Login Errors [IM-12600]

Detected Apr 21, 2026 5:52 AM EDT · Resolved Apr 21, 2026 11:00 AM EDT · Duration about 5 hours

The Qualys EU Platform 2 experienced a major incident where scheduled vulnerability management and policy compliance scans and reports were failing, and users encountered login errors on the UI. The incident affected the Vulnerability Management (VM) and Policy Audit/Policy Compliance (PA/PC) components for 5.2 hours. The issue was identified, a fix was implemented and monitored, and the incident was fully resolved.