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Metasploit 6.5.9 NetScaler RCE Module: Detection & IOCs

Metasploit 6.5.9 ships CVE-2026-88771, an exploited Citrix NetScaler RCE, plus other public modules; 9 detection rules, 13 IOCs and a free Splunk SPL rule.

Read the full threat intel for Metasploit 6.5.9 NetScaler RCE Module: Detection & IOCs →

Chapters

  1. 0:00The hookMetasploit ships 13 public exploit modules.
  2. 0:04The storyIn September, a PoC exploited NetScaler.
  3. 0:11Attack pathResearchers reproduced improper validation in an unauthenticated login request on NetScaler.
  4. 0:27AttributionNo threat actor: this was defensive research.
  5. 0:32Indicators of compromise8 indicators to hunt: 1 IP, 1 domain and 1 URL, and more.
  6. 0:38MITRE ATT&CK techniques11 ATT&CK techniques, from resource development to command and control.
  7. 0:43Remediation4 steps now: Patch Citrix NetScaler ADC/Gateway.
  8. 0:50Detection rules9 detection rules, in SPL, KQL and Sigma.
Transcript

0:00Metasploit ships 13 public exploit modules.

0:05In September, a PoC exploited NetScaler.

0:08Today Metasploit ships 13 public modules.

0:12Researchers reproduced improper validation in an unauthenticated login request on NetScaler.

0:18The injected command runs as root, implanting a shell.

0:22Attacker establishes control and exfiltrates data.

0:28No threat actor: this was defensive research.

0:328 indicators to hunt: 1 IP, 1 domain and 1 URL, and more.

0:3811 ATT&CK techniques, from resource development to command and control.

0:444 steps now: Patch Citrix NetScaler ADC/Gateway.

0:519 detection rules, in SPL, KQL and Sigma.

0:56Threadlinqs. The unified security engineering platform.