CVE-2026-6421

MEDIUM EPSS 4.6%

Published Apr 17, 20262mo ago · Modified Jun 17, 20262w ago

6.4 CVSS 4.0

Medium

Published Apr 17, 2026 2mo ago

Last Modified Jun 17, 2026 2w ago

Description

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.

CVSS Details

Base Score

6.4

Exploitability

—

Impact

—

Vector string

CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Attack Vector Local

Attack Complexity High

Privileges Required Low

User Interaction None

Scope X

Threat Intelligence

EPSS Exploit Probability

4.6% percentile

Exploit & Patch Status

No Known Exploit

No Patch Available

Weaknesses 2

CWE-426

CWE-427

References 6

download.mobatek.net https://download.mobatek.net/2622026032581854/MobaXterm_Installer_v26.2.zip
drive.google.com https://drive.google.com/file/d/17bbNDzfoD3NNPlUMkSYs8bVzVbbwddnU/view
mobaxterm.mobatek.net https://mobaxterm.mobatek.net/download-home-edition.html
vuldb.com https://vuldb.com/submit/778851
vuldb.com https://vuldb.com/vuln/358020
vuldb.com https://vuldb.com/vuln/358020/cti

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.