CVE-2026-6421

HIGH

Mobatek MobaXterm Home Edition msimg32.dll uncontrolled search path

Title source: cna
STIX 2.1

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.

Scores

CVSS v3 7.0
EPSS 0.0001
EPSS Percentile 0.3%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-426 CWE-427
Status published
Products (3)
Mobatek/MobaXterm Home Edition 26.0
Mobatek/MobaXterm Home Edition 26.1
Mobatek/MobaXterm Home Edition 26.2
Published Apr 17, 2026
Tracked Since Apr 17, 2026