Mmastodon TechnologyCybersecurity first seen 1 h ago, last 1 h ago, peak #8

Citrix patches two actively exploited NetScaler zero-days

Original: 🚨 CVE-2026-88771 & CVE-2026-88772: Citrix has patched two exploited NetScaler zero-days (CVSS 9.5). Update to 14.1-73.37

Citrix has released fixes for two NetScaler vulnerabilities, CVE-2026-88771 and CVE-2026-88772, both rated critical at CVSS 9.5 and both reportedly already exploited in the wild. Administrators are urged to update to NetScaler 14.1-73.37 or 13.1-64.23 and to check their systems for signs of compromise. Security teams worldwide are discussing the patch as urgent.

Why now: Two critical zero-days in widely deployed NetScaler appliances are being actively exploited, making the patch urgent for security teams.

CitrixNetScalerCVE-2026-88771CVE-2026-88772

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Evidence

• 🚨 CVE-2026-88771 & CVE-2026-88772: Citrix has patched two exploited NetScaler zero-days (CVSS 9.5). Update to 14.1-73.37 / 13.1-64.23 and check for compromise. https://www. cyberkendra.com/2026/09/cve-20 26-88771-netscaler-zero-days-exploited.html # citrixvulnerability #… · cyberkendra@techhub.social · 2

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