Is It CitrixBleed4? Well, No. Is It Good? Also, No. (Citrix NetScaler Memory Leak & RXSS ...

Back Labs.Watchtowr

Is It CitrixBleed4? Well, No. Is It Good? Also, No. (Citrix NetScaler Memory Leak & RXSS ...

Labs.Watchtowr • November 12, 2025

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There's an elegance to vulnerability research that feels almost poetic - the quiet dance between chaos and control. It's the art of peeling back ...

The full story

This article is one source in a clustered incident — the cluster page carries the summary, timeline and every other outlet covering it.

Citrix NetScaler Memory Leak & RXSS Vulnerability CVE-2025-12101 A vulnerability identified as CVE-2025-12101 was discovered in Citrix NetScaler, involving a memory leak and reflected cross-site scripting (RXSS). This issue affects users of Citrix NetScaler products, potentially compromising their security. Technical details regarding the exploit and its implications have been discussed in the cybersecurity community. 2 sources 24

Extracted Entities

Vulnerabilities (2)

Citrix NetScaler XSS