CVE-2026-6421A vulnerability has been found in Mobatek MobaXterm Home Edition up to 26.1.
Updated under an hour ago ()
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No exploitation reported and no EPSS estimate yet.
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
- 7.0 HIGH (v3.1, NVD)CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
- Weakness (CWE)
- CWE-426, CWE-427
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Not given
- NVD analysis
- Deferred
- Record last updated
- Jun 17, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
No affected products are listed yet.
References
- https://download.mobatek.net/2622026032581854/MobaXterm_Installer_v26.2.zip
- https://drive.google.com/file/d/17bbNDzfoD3NNPlUMkSYs8bVzVbbwddnU/view
- https://mobaxterm.mobatek.net/download-home-edition.html
- https://vuldb.com/submit/778851
- https://vuldb.com/vuln/358020
- https://vuldb.com/vuln/358020/cti
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.