CVE-2026-4546

Name: CVE-2026-4546
Creator: NVD / NIST
Published: 2026-03-22T14:16:34.383+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.3/10EPSS 0.21%

Last modified Jun 17, 2026

CVE-2026-4546 is a high-severity vulnerability rated 7.3/10 on the CVSS scale. A weakness has been identified in Flos Freeware Notepad2 4.2.25. This impacts an unknown function in the library TextShaping.dll. EPSS estimates a 0.21% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1

7/10

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS 4.0

7.3/10

CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS Probability

0.21%

11.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Flos-Freeware	Notepad2	4.2.25

References

https://drive.google.com/file/d/1w5-ztNIN28mPuidtjlsilKsKKQQNOiIJ/viewPermissions Required
https://vuldb.com/?ctiid.352373Permissions Required
https://vuldb.com/?id.352373Third Party Advisory, VDB Entry
https://vuldb.com/?submit.774778Exploit, Third Party Advisory, VDB Entry

Timeline

Published: Mar 22, 2026
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2026-4546?

How severe is CVE-2026-4546?

CVE-2026-4546 has a CVSS score of 7.3/10 (HIGH severity). The EPSS model estimates a 0.21% probability of exploitation in the next 30 days.

How do I fix CVE-2026-4546?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2026-4546?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST