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NetScaler ADC
Trends
- 1Citrix NetScaler Users Urged to Take Appliances Offline Amid Zero-Day Attacks▼Citrix NetScaler Appliance Users Get Shutdown Orders Over Unpatched Zero-Day Exploits Citrix NetScaler ADC and Gateway a
Citrix NetScaler ADC and Gateway appliances are under active attack through two unpatched remote code execution vulnerabilities. The Dutch cybersecurity agency NCSC and security firm watchTowr have advised organisations to take affected appliances offline, as no patches are yet available. Security teams worldwide are scrambling to assess exposure and mitigate the risk of compromise.
- 2Two Unpatched NetScaler Flaws Under Active Exploitation, Researchers Warn▼Third NetScaler emergency since June. watchTowr says two unpatched remote code execution flaws in NetScaler ADC and Gate
Security firm watchTowr reports two unpatched remote code execution vulnerabilities in Citrix NetScaler ADC and Gateway that are being actively exploited. The flaws surfaced during forensic work, marking the third NetScaler emergency since June. Citrix has issued no bulletin, CVEs, or fix yet, with patches expected early next week. Some administrators are already applying workarounds rather than waiting.
- 3Citrix issues security bulletin for eight NetScaler vulnerabilities●Citrix has finally spoken. Citrix NetScaler ADC and Citrix NetScaler Gateway Security Bulletin for CVE-2026-88771, CVE-2
Citrix has released a long-awaited security bulletin for its NetScaler ADC and NetScaler Gateway products, covering eight vulnerabilities tracked as CVE-2026-88771 through CVE-2026-88778. Administrators of the widely used application delivery and remote access products are being urged to review the advisory and apply the relevant patches, as NetScaler flaws have historically been heavily exploited.