{"ok":true,"trend":{"id":463424,"platform":"mastodon","region":"global","key":"⚠️ critical: dual netscaler zero-days trigger chaos for citrix customers two critical zero-day vulnerabilities in citrix","title":"⚠️ CRITICAL: Dual NetScaler Zero-Days Trigger Chaos for Citrix Customers Two critical zero-day vulnerabilities in Citrix","url":"https://infosec.exchange/@threatnoir/117358960015069663","first_seen":"2026-09-30T08:47:47.944230Z","last_seen":"2026-09-30T08:47:47.944230Z","last_rank":11,"peak_rank":11,"last_volume":1,"peak_volume":1,"seen_count":1,"score":0.78734375,"category_hint":"cybersecurity","section":"technology","category":"cybersecurity","summary":"Security researchers report two critical zero-day vulnerabilities in Citrix NetScaler that are being actively exploited. Attackers can gain broad network access on affected systems, with default configurations said to be especially exposed. Citrix customers are urged to check their appliances and apply mitigations immediately as details of the flaws spread through the cybersecurity community.","why":"Active exploitation of unpatched zero-days in widely deployed NetScaler appliances creates urgent risk for Citrix customers.","tone":"negative","entities":["Citrix","NetScaler","infosec.exchange"],"summarized_at":"2026-09-30T08:49:19.841592Z","meta":{"tag":"infosec","via":"scan","kind":"status","lang":"en","instance":"mastodon.social","tag_uses":1282},"nw":null,"promo":null,"kind":null,"importance":null,"hidden":false,"hide_reason":null,"judged_at":null,"title_en":"Two Critical Citrix NetScaler Zero-Days Exploited in the Wild","section_name":"Technology","category_name":"Cybersecurity","timeline":[{"captured_at":"2026-09-30T08:47:47.944230Z","rank":11,"volume":1}],"posts":[{"platform":"mastodon","url":"https://infosec.exchange/@threatnoir/117358960015069663","author":"threatnoir@infosec.exchange","title":null,"snippet":"⚠️ CRITICAL: Dual NetScaler Zero-Days Trigger Chaos for Citrix Customers Two critical zero-day vulnerabilities in Citrix NetScaler are actively being exploited in the wild, giving attackers broad network access on affected systems. Default configurations are particularly…","posted_at":"2026-09-30T08:06:55Z","likes":1}],"elsewhere":[],"window":"7d"}}