Vulnerability · Published Mar 22, 2026 · Assigned by VulDB

CVE-2026-4546Flos Freeware Notepad2 TextShaping.dll uncontrolled search path

High 7.0

In plain English

A high-severity uncontrolled search path in Notepad2 from Flos Freeware. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 13% of all known vulnerabilities).

Severity (CVSS 3.1)7.0High

Exploit odds (30 days)0.2%top 87.4% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official 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.

Affected products (as reported)

Vendor	Product	Versions
Flos Freeware	Notepad2	4.2.25

Weakness: CWE-427, CWE-426 · Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:X/RL:X/RC:R

References

VDB-352373 | Flos Freeware Notepad2 TextShaping.dll uncontrolled search path vdb-entry
VDB-352373 | CTI Indicators (IOB, IOC, TTP, IOA) signature, permissions-required
Submit #774778 | Flos Freeware Notepad2 4.2.25 Uncontrolled Search Path - DLL Hijacking with TextShaping.dll third-party-advisory
https://drive.google.com/file/d/1w5-ztNIN28mPuidtjlsilKsKKQQNOiIJ/view related