Vulnerability in Flos Freeware Notepad2

CVE-2026-4545

A security flaw has been discovered in Flos Freeware Notepad2 4.2.25. This affects an unknown function in the library PROPSYS.dll. Performing a manipulation results in uncontrolled search path. The attack is only possible with local access…

EPSS: 0.000 (6.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.0 (High). Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-4545?
CVE-2026-4545 is a high-severity vulnerability in Flos Freeware Notepad2, classified under Untrusted Search Path. CVSS score: 7.0/10. Published 2026-03-22.
How severe is CVE-2026-4545?
High severity. CVSS v3 base score is 7.0 out of 10.