Rapid7 Analysis: NetScaler intrusions chaining CVE-2026-88771 and CVE-2026-88779

Overview In early October 2026, Rapid7 analysts investigated a compromise of a Citrix NetScaler ADC appliance. The appliance was running an affected 14.1 build and was exposed to active exploitation targeting NetScaler authentication and SAML deployments. The intrusion achieved root code executio...

dredd (>=0.5.1, <=5.4.6), dredd-bench (>=0.1.0, <=0.2.1) potentially affected by unknown CVE via pitboss-ng (0.3.3)

pitboss-ng NPM version 0.3.3 is affected by a known vulnerability. The following packages have a transitive dependency on pitboss-ng and may be impacted: - dredd =0.5.1, =0.1.0, =0.2.1 Source cves: unknown CVE Source advisory: MEND:WS-2020-0074...

WS-2020-0074

pitboss-ng through 2.0.0 is vulnerable to Sandbox Escape leading to Remote Code Execution. The package fails to restrict access to the main context through this.constructor.constructor. This may allow attackers to execute arbitrary code in the system. Evaluating the payload...

Sandbox Breakout / Arbitrary Code Execution in pitboss-ng

All versions of pitboss-ng are vulnerable to Sandbox Escape leading to Remote Code Execution. The package fails to restrict access to the main context through this.constructor.constructor . This may allow attackers to execute arbitrary code in the system. Evaluating the payload...

GHSA-3GPC-W23C-W59W Sandbox Breakout / Arbitrary Code Execution in pitboss-ng

All versions of pitboss-ng are vulnerable to Sandbox Escape leading to Remote Code Execution. The package fails to restrict access to the main context through this.constructor.constructor . This may allow attackers to execute arbitrary code in the system. Evaluating the payload...

PT-2020-20991

Name of the Vulnerable Software and Affected Versions pitboss-ng versions affected versions not specified Description The issue allows for Sandbox Escape, leading to Remote Code Execution. The problem arises because the package fails to restrict access to the main context through...

Sandbox Breakout / Arbitrary Code Execution

Overview Versions of pitboss-ng prior to 2.0.0 are vulnerable to Sandbox Escape leading to Remote Code Execution. The package fails to restrict access to the main context through this.constructor.constructor . This may allow attackers to execute arbitrary code in the system. Evaluating the payloa...

Citrix Netscaler 10.0 Denial Of Service Vulnerability

A vulnerability was found in the nsconfigd daemon TCP port 3008/SSL and 3010. This daemon can be crashed by sending a specially crafted message. No prior authentication is necessary. A watchdog daemon pitboss automatically restarts nsconfigd after the first six crashes and then reboots the...

SEC Consult SA-20131003-0 :: Denial of service vulnerability in Citrix NetScaler

SEC Consult Vulnerability Lab Security Advisory 20131003-0 ======================================================================= title: nsconfigd NSRPCREMOTECMD Denial of service vulnerability product: Citrix NetScaler vulnerable version: NetScaler 10.0 Build 76.7 fixed version: NetScaler 10.0...