PT-2026-46211 · Mobatek · Mobatek Mobaxterm

Xavi Beltran · Published 2026-06-04 · Updated 2026-06-04 · CVE-2019-25741

NVD

CVSS v3.1

9.8

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

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.

Exploit

Fix

Buffer Overflow

Weakness Enumeration

CWE-120

Related Identifiers

CVE-2019-25741

Affected Products

Mobatek Mobaxterm

References · 4

• 🔥 https://exploit-db.com/exploits/47429 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2019-25741 · Security Note
• https://download.mobatek.net/1112019010310554/MobaXterm_Portable_v11.1.zip · Note
• https://vulncheck.com/advisories/mobatek-mobaxterm-buffer-overflow-via-sessions-file · Note