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#6 SecurityWeek general July 02, 2026 at 15:04 UTC

New CitrixBleed Vulnerability Exploited Immediately After Public Disclosure

By Ionut Arghire

AI Summary

A new CitrixBleed-class vulnerability in NetScaler appliances is being actively exploited within hours of public PoC disclosure, with attackers using the exploit code to retrieve arbitrary memory content from HTTP responses — a technique that can expose session tokens and credentials. The rapid weaponization mirrors the original CitrixBleed (CVE-2023-4966) exploitation pattern from 2023. NetScaler administrators should treat this as a patch-now priority given the immediate exploitation timeline.

Read full article → https://www.securityweek.com/new-citrixbleed-vulne…

Relevance score: 82.0/100

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