CVE-2026-2538

HIGH

Notepad2 4.2.22-4.2.25 - Path Traversal

Title source: llm
STIX 2.1

Description

A security flaw has been discovered in Flos Freeware Notepad2 4.2.22/4.2.23/4.2.24/4.2.25. Affected is an unknown function in the library Msimg32.dll. Performing a manipulation results in uncontrolled search path. Attacking locally is a requirement. The attack's complexity is rated as high. The exploitability is told to be difficult. The vendor was contacted early about this disclosure but did not respond in any way.

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 poc
Automatable no
Technical Impact total

Details

CWE
CWE-426 CWE-427
Status published
Products (4)
Flos Freeware/Notepad2 4.2.22
Flos Freeware/Notepad2 4.2.23
Flos Freeware/Notepad2 4.2.24
Flos Freeware/Notepad2 4.2.25
Published Feb 16, 2026
Tracked Since Feb 18, 2026