Hackers exploiting critical Citrix Netscaler flaw, researchers say | Cybersecurity Dive

**Citrix NetScaler Vulnerability Exploitation Begins, Report by Reliaquest** A significant vulnerability in Citrix NetScaler is in early exploitation stages, according to Reliaquest's latest blog. The flaw, CVE-2025-5777, enables attackers to perform session hijacking by extracting session tokens. This has raised cybersecurity concerns considering past vulnerabilities in related products. - The vulnerability could allow attackers to bypass multifactor authentication. - Similar flaws have been exploited in the past, causing major corporate attacks. - Cloud Software Group has released updates and FAQs to mitigate the risks.