PT-2026-33412 · Mobatek · Mobaxterm Home Edition

Haehanse · Published 2026-04-17 · Updated 2026-04-17 · CVE-2026-6421

Mitre

CVSS v3.1

7.0

High

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

A vulnerability has been found in Mobatek MobaXterm Home Edition up to 26.1. This affects an unknown part in the library msimg32.dll. The manipulation leads to uncontrolled search path. An attack has to be approached locally. The attack is considered to have high complexity. It is indicated that the exploitability is difficult. The exploit has been disclosed to the public and may be used. Upgrading to version 26.2 is able to mitigate this issue. It is suggested to upgrade the affected component. The vendor was contacted early, responded in a very professional manner and quickly released a fixed version of the affected product.

Exploit

Fix

Uncontrolled Search Path Element

Untrusted Search Path

Weakness Enumeration

CWE-427

CWE-426

Related Identifiers

CVE-2026-6421

Affected Products

Mobaxterm Home Edition

References · 8

• 🔥 https://drive.google.com/file/d/17bbNDzfoD3NNPlUMkSYs8bVzVbbwddnU/view · Exploit
• https://download.mobatek.net/2622026032581854/MobaXterm_Installer_v26.2.zip · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2026-6421 · Security Note
• https://vuldb.com/submit/778851 · Note
• https://mobaxterm.mobatek.net/download-home-edition.html · Note
• https://vuldb.com/vuln/358020 · Note
• https://vuldb.com/vuln/358020/cti · Note
• https://twitter.com/CVEnew/status/2045102603793473725 · Twitter Post