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Vulnerabilities

Vulnerability · CVE-2026-2538

A security flaw has been discovered in Flos Freeware Notepad2 4.2.22/4.2.23/4.2.24/4.2.25.

Published Feb 16, 2026 · catalog updated Feb 23, 2026 · Flos Freeware Notepad2

Last checked Nov 12, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2026-2538. EPSS is 0.18%. Act only if a listed version of Flos Freeware Notepad2 is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
High7.3
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.18%
Remediation
Vendor / distro source
Affected products
vendor Flos Freeware Notepad2 4.2.25

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.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor Flos Freeware Notepad2 4.2.254.2.25

How to fix CVE-2026-2538

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2026-2538. EPSS is 0.18%. Act only if a listed version of Flos Freeware Notepad2 is installed.

Which versions are affected?

Compare what you have installed with Flos Freeware Notepad2 4.2.25 4.2.25. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.18%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

Timeline

Detection, updates, and resolution for this record.

  1. Feb 20, 2026 · urlscan.io

    Detected

    CVE-2026-2538 Flos Freeware Notepad2 Msimg32.dll uncontrolled search path (EUVD-2026-6122)

  2. Feb 23, 2026 · EUVD

    Updated

    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

Sources

  • CVE.orgVulnerability recordCVE-2026-2538

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2026-2538

    30-day exploitation probability 0.18%

    first.org
  • EUVDVulnerability recordEUVD-2026-6122

    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 rat

    euvd.enisa.europa.eu
  • urlscan.ioThreat intelligenceCVE-2026-2538
    urlscan.io

References

Freshness

Last verified in this catalog Nov 12, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • FIRST EPSSNov 12, 2026
  • EUVDNov 9, 2026
  • CVE.orgNov 7, 2026
  • urlscan.ioNov 6, 2026