CVE-2026-4546

HIGH

Flos Freeware Notepad2 TextShaping.dll uncontrolled search path

Title source: cna
STIX 2.1

Description

A weakness has been identified in Flos Freeware Notepad2 4.2.25. This impacts an unknown function in the library TextShaping.dll. Executing a manipulation can lead to uncontrolled search path. The attack is restricted to local execution. The attack requires a high level of complexity. The exploitability is said to be difficult. The vendor was contacted early about this disclosure but did not respond in any way.

References (4)

Core 4
Core References
Vdb Entry vdb-entry
VDB-352373 | Flos Freeware Notepad2 TextShaping.dll uncontrolled search path
https://vuldb.com/?id.352373
Signature, Permissions Required signature permissions-required
VDB-352373 | CTI Indicators (IOB, IOC, TTP, IOA)
https://vuldb.com/?ctiid.352373
Third Party Advisory third-party-advisory
Submit #774778 | Flos Freeware Notepad2 4.2.25 Uncontrolled Search Path - DLL Hijacking with TextShaping.dll
https://vuldb.com/?submit.774778

Scores

CVSS v3 7.0
EPSS 0.0021
EPSS Percentile 11.3%
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 (2)
Flos Freeware/Notepad2 4.2.25
flos-freeware/notepad2 4.2.25
Published Mar 22, 2026
Tracked Since Mar 22, 2026