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NetScaler ADC
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- 1Citrix NetScaler flaws actively exploited, thousands exposed●🤖 Citrix NetScaler ADC/Gateway: CVE-2026-88771 + CVE-2026-88772 (unauth RCE) exploited in the wild. The first hits defau
Two unauthenticated remote code execution vulnerabilities, CVE-2026-88771 and CVE-2026-88772, are being exploited in the wild against Citrix NetScaler ADC and Gateway appliances. The first affects default configurations, while the second requires DTLS, which is enabled by default on VPN virtual servers. Patches are available, the flaws have been added to CISA's Known Exploited Vulnerabilities catalog with a federal patching deadline of September 30, and Shadowserver reports over 23,000 exposed instances online.
- 2Citrix NetScaler flaw CVE-2026-88771 draws security attention●CVE-2026-88771: Citrix NetScaler ADC & Citrix NetScaler Gateway Vulnerability
A vulnerability tracked as CVE-2026-88771 has been reported affecting Citrix NetScaler ADC and Citrix NetScaler Gateway, the widely used application delivery and remote access products. Security researchers are flagging the flaw, and organisations running NetScaler appliances are likely to face questions about exposure and patching. Details on severity and exploitation have not been confirmed, so administrators should follow official Citrix advisories.