CVE-2026-57233 Notepad++: Path Traversal (Zip Slip) in WinGup Plugin Extraction

Notepad++ is a free and open-source source code editor. Prior to 8.9.7, the WinGup decompress function joins untrusted ZIP entry names to unzipDestTo without canonical containment validation, allowing an entry such as ../mimeTools/mimeTools.dll to overwrite a DLL in a sibling plugin directory and...

CVE-2026-57233

In Notepad++ prior to 8.9.7, the WinGup decompress function joins untrusted ZIP entry names to the extraction destination without canonical containment validation, enabling a Zip Slip attack. A crafted entry like ../mimeTools/mimeTools.dll overwrites a sibling plugin DLL, achieving arbitrary code...

EUVD-2026-60375

Notepad++ is a free and open-source source code editor. Prior to 8.9.7, the WinGup decompress function joins untrusted ZIP entry names to unzipDestTo without canonical containment validation, allowing an entry such as ../mimeTools/mimeTools.dll to overwrite a DLL in a sibling plugin directory and...

CVE-2026-52886

Notepad++ is a free and open-source source code editor. Prior to 8.9.7, Notepad++ validates the backupFilePath attribute from session.xml with std::wstring::startswith against the expected backup directory without path normalization, allowing parent-directory sequences during snapshot-mode...

CVE-2026-52886 Notepad++: session.xml backupFilePath starts_with Bypass

Notepad++ is a free and open-source source code editor. Prior to 8.9.7, Notepad++ validates the backupFilePath attribute from session.xml with std::wstring::startswith against the expected backup directory without path normalization, allowing parent-directory sequences during snapshot-mode...

CVE-2026-52886

Notepad++ is a free and open-source source code editor. Prior to 8.9.7, Notepad++ validates the backupFilePath attribute from session.xml with std::wstring::startswith against the expected backup directory without path normalization, allowing parent-directory sequences during snapshot-mode...

CVE-2026-52886 Notepad++: session.xml backupFilePath starts_with Bypass

Notepad++ is a free and open-source source code editor. Prior to 8.9.7, Notepad++ validates the backupFilePath attribute from session.xml with std::wstring::startswith against the expected backup directory without path normalization, allowing parent-directory sequences during snapshot-mode...

EUVD-2026-60374

Notepad++ is a free and open-source source code editor. Prior to 8.9.7, Notepad++ validates the backupFilePath attribute from session.xml with std::wstring::startswith against the expected backup directory without path normalization, allowing parent-directory sequences during snapshot-mode...

CVE-2026-71858 Notepad++: shortcuts.xml Macro HMAC Bypass Enables Conditional Elevated Command Execution

Notepad++ is a free and open-source source code editor. Prior to 8.9.7, macros loaded from an attacker-controlled shortcuts.xml bypass the HMAC validation applied to UserDefinedCommands and can invoke Scintilla actions and the internal Open in Default Viewer command in an elevated Notepad++...

CVE-2026-71858

Notepad++ is a free and open-source source code editor. Prior to 8.9.7, macros loaded from an attacker-controlled shortcuts.xml bypass the HMAC validation applied to UserDefinedCommands and can invoke Scintilla actions and the internal Open in Default Viewer command in an elevated Notepad++...

CVE-2026-71858

Notepad++ is a free and open-source source code editor. Prior to 8.9.7, macros loaded from an attacker-controlled shortcuts.xml bypass the HMAC validation applied to UserDefinedCommands and can invoke Scintilla actions and the internal Open in Default Viewer command in an elevated Notepad++...

EUVD-2026-60373

Notepad++ is a free and open-source source code editor. Prior to 8.9.7, macros loaded from an attacker-controlled shortcuts.xml bypass the HMAC validation applied to UserDefinedCommands and can invoke Scintilla actions and the internal Open in Default Viewer command in an elevated Notepad++...

CVE-2026-71858 Notepad++: shortcuts.xml Macro HMAC Bypass Enables Conditional Elevated Command Execution

Notepad++ is a free and open-source source code editor. Prior to 8.9.7, macros loaded from an attacker-controlled shortcuts.xml bypass the HMAC validation applied to UserDefinedCommands and can invoke Scintilla actions and the internal Open in Default Viewer command in an elevated Notepad++...

EUVD-2026-60372

Notepad++ is a free and open-source source code editor. Prior to 8.9.7, the expandNppEnvironmentStrs function in PowerEditor/src/WinControls/StaticDialog/RunDlg/RunDlg.cpp copies a Notepad++ variable name between $ and into the fixed-size wchart strMAXPATH stack buffer without bounding the m loop...

CVE-2026-54758 Notepad++: Stack Buffer Overflow in expandNppEnvironmentStrs

Notepad++ is a free and open-source source code editor. Prior to 8.9.7, the expandNppEnvironmentStrs function in PowerEditor/src/WinControls/StaticDialog/RunDlg/RunDlg.cpp copies a Notepad++ variable name between $ and into the fixed-size wchart strMAXPATH stack buffer without bounding the m loop...

CVE-2026-54758

Notepad++ is a free and open-source source code editor. Prior to 8.9.7, the expandNppEnvironmentStrs function in PowerEditor/src/WinControls/StaticDialog/RunDlg/RunDlg.cpp copies a Notepad++ variable name between $ and into the fixed-size wchart strMAXPATH stack buffer without bounding the m loop...

CVE-2026-54758 Notepad++: Stack Buffer Overflow in expandNppEnvironmentStrs

Notepad++ is a free and open-source source code editor. Prior to 8.9.7, the expandNppEnvironmentStrs function in PowerEditor/src/WinControls/StaticDialog/RunDlg/RunDlg.cpp copies a Notepad++ variable name between $ and into the fixed-size wchart strMAXPATH stack buffer without bounding the m loop...

CVE-2026-54758

Notepad++ is a free and open-source source code editor. Prior to 8.9.7, the expandNppEnvironmentStrs function in PowerEditor/src/WinControls/StaticDialog/RunDlg/RunDlg.cpp copies a Notepad++ variable name between $ and into the fixed-size wchart strMAXPATH stack buffer without bounding the m loop...

EUVD-2026-60371

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.2 before 18.11.11, 19.0 before 19.0.8, 19.1 before 19.1.6, and 19.2 before 19.2.4 that under certain conditions could have allowed an unauthenticated user to execute mutations via GET requests due to improper request...

CVE-2026-19650

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.2 before 18.11.11, 19.0 before 19.0.8, 19.1 before 19.1.6, and 19.2 before 19.2.4 that under certain conditions could have allowed an unauthenticated user to execute mutations via GET requests due to improper request...