19 days ago
Citrix admins warned to shut down NetScalers over 2 exploited zero-days
What's happening
SignalsMonitor is following this as a conflict story. BleepingComputer is the outlet attached so far. The first report grouped here was at 27 Sept 2026, 16:02 UTC. 2 material updates are listed in the timeline. The headline in use is “Citrix admins warned to shut down NetScalers over 2 exploited zero-days”. This note is SignalsMonitor's own briefing, not the publisher's article.
What we know
Two unpatched Citrix NetScaler zero-day vulnerabilities are reportedly being exploited in attacks, with cybersecurity agencies, security researchers, and IT providers privately warning organizations about the flaws ahead of patches expected next week. [...
Story timeline
Reports grouped into this story, earliest first. Exact repeats from the same outlet are collapsed.
- First reported by BleepingComputer
Citrix admins warned to shut down NetScalers over 2 exploited zero-days
- New development reported by BleepingComputer
Citrix confirms two NetScaler RCE zero-days exploited in attacks
Reported by 1 outlet
- BleepingComputer
- BleepingComputerCitrix confirms two NetScaler RCE zero-days exploited in attacks