What’s Vulnerable › Vulnerabilities

CVE-2022-32168: notepad-plus-plus - DLL Hijacking

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.8% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2022-09-28 · updated 2026-06-17
• Weakness: CWE-427

Description

Notepad++ versions 8.4.1 and before are vulnerable to DLL hijacking where an attacker can replace the vulnerable dll (UxTheme.dll) with his own dll and run arbitrary code in the context of Notepad++.

Affected products

• Notepad++: from 8.3 before 8.4.5 — fixed in 8.4.5

How to fix

Upgrade to a fixed version: Notepad++ 8.4.5. Check the vendor advisory for mitigations.

References

• https://github.com/notepad-plus-plus/notepad-plus-plus/commit/85d7215d9b3e0d5a8433fc31aec4f2966821051e
• https://www.mend.io/vulnerability-database/CVE-2022-32168
• https://github.com/notepad-plus-plus/notepad-plus-plus/commit/85d7215d9b3e0d5a8433fc31aec4f2966821051e
• https://www.mend.io/vulnerability-database/CVE-2022-32168

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