CVE-2019-25741
CRITICAL
NVD
CVSS Score
9.8
Severity
CRITICAL
Published
Jun 04, 2026
Vendor
unknown
Description
Mobatek MobaXterm 12.1 contains a structured exception handling (SEH) based buffer overflow vulnerability in the username field of session files that allows remote attackers to execute arbitrary code. Attackers can craft a malicious MobaXterm sessions file with overflow data that triggers the vulnerability when imported and executed, enabling reverse shell execution with user privileges.