CVE-2026-4638

PRTG Network Monitor before version 26.2.120.1449 ships a demo EXE/Script sensor that multiplies two integer parameters using cscript.exe. If a non-numeric value is passed instead, cscript.exe raises a 'Type mismatch' runtime error that includes the offending parameter value in plaintext. PRTG...

CVE-2026-4638 Plaintext Password Disclosure via VBScript Sensor Error Message in Paessler PRTG Network Monitor

PRTG Network Monitor before version 26.2.120.1449 ships a demo EXE/Script sensor that multiplies two integer parameters using cscript.exe. If a non-numeric value is passed instead, cscript.exe raises a 'Type mismatch' runtime error that includes the offending parameter value in plaintext. PRTG...

CVE-2026-4638

PRTG Network Monitor versions before 26.2.120.1449 are vulnerable to plaintext password disclosure. The issue exists in a demo EXE/Script sensor that utilizes cscript.exe to multiply two integer parameters. If a non-numeric value is provided, cscript.exe generates a 'Type mismatch' runtime error ...

PT-2026-97781

Name of the Vulnerable Software and Affected Versions PRTG Network Monitor versions prior to 26.2.120.1449 Description A demo EXE/Script sensor uses cscript.exe to multiply two integer parameters. When a non-numeric value is provided instead of an integer, cscript.exe triggers a 'Type mismatch'...