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Wire · regulatory

Citrix warns admins to patch new NetScaler RCE flaw immediately

9 October 2026 · By · Wire by Fusion42

Published

9 October 2026

Topic

regulatory

◆ Sectors

Cybersecurity

◆ Source

Read at bleepingcomputer.com →

◆ Verified

Fusion42 · 10 October 2026 · Fusion42 review

Citrix has issued an urgent warning for administrators to immediately patch a newly discovered remote code execution vulnerability in its NetScaler product to prevent exploitation.

This Wire brief sits within Fusion42's coverage of Cybersecurity, and 7 sources have reported it between 28 Sep 2026 and 9 Oct 2026.

◆ ◆ The Wire takeaway

You must patch Citrix NetScaler now or face critical breach risk; attackers exploit this flaw fast and broad. Your customers' security depends on your speed to act on this immediate threat.

◆ Coverage

7 sources · first reported 28 Sep 2026 · latest 9 Oct 2026

◆ Related on Wire

◆ Topics

Cybersecuritycitrixnetscalerrce-flawsecurity-patchvulnerabilitycybersecurity