Notepad++ 8.9.6.1
Notepad++ 8.9.6.1, released May 26, 2026, fixes 4 CVEs in Notepad++. None of them is reported as exploited. Patch Radar priority: High. The latest Notepad++ is 8.9.9, which also fixes every one of these CVEs.
Superseded. The latest Notepad++ is 8.9.9, which also fixes every CVE on this page. Install that instead.
Priority of the 4 CVEs
Applies to
| Product | Version |
|---|---|
| Notepad++ | 8.9.6.1 |
CVEs this fix closes
| Priority | CVE | Title | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|
| High | CVE-2026-48778 | Notepad++: Arbitrary Code Execution via config.xml commandLineInterpreter | 7.8 | 0.0062 | None reported |
| High | CVE-2026-85279 | Notepad++: Stack Buffer Overflow in Plugin Lexer Loading via Unchecked GetLexerCount() Return Value | 8.6 | 0.0022 | None reported |
| High | CVE-2026-48800 | Notepad++: Arbitrary Code Execution via shortcuts.xml UserCommand Injection | 7.8 | 0.0021 | None reported |
| Routine | CVE-2026-48770 | Notepad++ WM_COPYDATA COPYDATA_FULL_CMDLINE local DoS crash | 5.0 | 0.0014 | None reported |
Patch Radar data is free to use with attribution. Terms and how to credit it.
Product names, logos and trademarks shown on Patch Radar belong to their respective owners. They are used only to identify the software each security fix applies to and to help readers find their platform. Their use does not imply any affiliation with, or endorsement by, those owners, and Patchblox is not affiliated with any of them.