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TechRadar
Sead Fadilpašić

CISA warns hackers are actively exploiting critical CitrixBleed 2

CISA Citrix FCEB
Image depicting a hand on a scanner.
  • CitrixBleed 2 was discovered in mid-June 2025
  • But there were quickly reports of abuse in the wild
  • CISA is now urging FCEB agencies to patch immediately

The US Cybersecurity and Infrastructure Security Agency (CISA) has added CitrixBleed 2 to its Known Exploited Vulnerabilities (KEV) catalog, alerting Federal Civilian Branch Agencies (FCEB), as well as other businesses, that the bug is being actively exploited in the wild.

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