Citrix urges immediate upgrades of NetScaler amid widespread exploitation attempts
Agency has warned that critical zero-day vulnerabilities in Citrix NetScaler ADC and Citrix NetScaler Gateway are facing exploitation and need to be immediately addressed. Citrix said the exploitation is linked to a remote code execution (RCE) vulnerability due to improper input validation, tracked as CVE-2026-88771, and a memory overflow […] ie.