🕳️ Vulnerabilities & CVEs

CVE-2026-3055: Citrix NetScaler's SAML Memory Leak Goes Wild, Echoing CitrixBleed Nightmare

Just when Citrix fans breathed easy post-Bleed, CVE-2026-3055 rips open NetScaler memory via SAML setups. It's live in exploits, CISA-KEV listed, Metasploit-ready—history repeating fast.

CVE Watch Apr 11, 2026 3 min read
Diagram of CVE-2026-3055 out-of-bounds read attack on Citrix NetScaler SAML IDP

⚡ Key Takeaways

  • CVE-2026-3055 targets SAML IDP configs in NetScaler, a common enterprise SSO setup, enabling unauthenticated memory leaks. 𝕏
  • Rapid exploitation: advisory to CISA KEV and Metasploit in a week—patch immediately if affected. 𝕏
  • Echoes CitrixBleed but hits modern auth architectures harder; expect prolonged threats. 𝕏
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#CVE-2026-3055 #Citrix NetScaler #SAML vulnerability #memory leak #memory leak exploit

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Originally reported by Rapid7 Blog

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