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Attackers are weaponizing Citrix NetScaler zero-day vulnerabilities faster than organizations can apply patches.

CybersecurityTechnologyConflictOct 7, 2026score 0.172 posts · 0 replies across 1 instances
The posts report on the active exploitation of two Citrix NetScaler zero-day vulnerabilities. Notably, attackers were able to exploit these flaws on appliances even after patches had been deployed, highlighting the rapid weaponization of disclosed vulnerabilities.

Claims

Attackers are weaponizing Citrix NetScaler zero-day vulnerabilities faster than organizations can apply patches.
Parent: CybersecurityEntity: Citrix NetScalerSub-entity: zero-day vulnerabilitiesImpact: negativeDate: Oct 7, 2026 - Oct 8, 2026Target: Citrix NetScaler security response speed

Source posts

@[email protected]
🚨🐛 SIGINT // Cybersecurity Watch — 2026-10-07 Citrix confirms active exploitation of 2 NetScaler zero-days just days after patches shipped—patch and hunt for compromise now. https://www.securityweek.com/citrix-confirms-2-netscaler-zero-days-after-admins-pulled-the-plug/ #CVE #Citrix #ZeroDay #InfoSec
0 boosts · 0 favs · 0 replies · Oct 7, 2026
#cve#citrix#zeroday#infosec
@[email protected]
🚨🐛 SIGINT // Cybersecurity Watch — 2026-10-08 Attackers exploited a Citrix NetScaler zero-day even on appliances patched days earlier—underscoring how fast threat actors weaponize disclosed flaws. https://www.securityweek.com/exploitation-of-citrix-netscaler-zero-day-hits-appliances-patched-days-earlier/ #CVE #Citrix #ZeroDay #InfoSec
0 boosts · 0 favs · 0 replies · Oct 8, 2026
#cve#citrix#zeroday#infosec