CVE-2026-32603

Sandboxie is an open source sandbox-based isolation software for Windows. In versions 1.17.2 and earlier, a local denial of service vulnerability exists in the Sandboxie kernel driver. An unprivileged process running inside a Standard Sandbox can send a malformed IOCTL to the...

CVE-2026-34459

Sandboxie-Plus is an open source sandbox-based isolation software for Windows. In versions 1.17.2 and earlier, the SbieSvc proxy service's GetRawInputDeviceInfoSlave handler contains two vulnerabilities that can be chained for sandbox escape. First, when a sandboxed process sends an IPC request...

CVE-2026-34461

Sandboxie-Plus is an open source sandbox-based isolation software for Windows. In versions 1.17.2 and earlier, the SbieIniServer RunSbieCtrl handler contains a stack buffer overflow. The MSGIDSBIEINIRUNSBIECTRL message is handled before normal sandbox and impersonation checks, and for non-sandbox...

CVE-2026-34464

Sandboxie-Plus is an open source sandbox-based isolation software for Windows. In versions 1.17.2 and earlier, NamedPipeServer::OpenHandler copies the server field from NAMEDPIPEOPENREQ into a fixed WCHAR pipename160 stack buffer using wcscat without verifying null termination. The handler only...

CVE-2026-34464

Sandboxie-Plus is an open source sandbox-based isolation software for Windows. In versions 1.17.2 and earlier, NamedPipeServer::OpenHandler copies the server field from NAMEDPIPEOPENREQ into a fixed WCHAR pipename160 stack buffer using wcscat without verifying null termination. The handler only...

CVE-2026-34596

Sandboxie-Plus is an open source sandbox-based isolation software for Windows. In versions 1.17.2 and earlier, a Time-of-Check-to-Time-of-Use TOCTOU race condition exists during addon installation. When a user installs an addon through the SandMan interface, UpdUtil.exe is spawned as SYSTEM by...

CVE-2026-34596 Sandboxie-Plus local privilege escalation via TOCTOU race condition in UpdUtil addon installation

Sandboxie-Plus is an open source sandbox-based isolation software for Windows. In versions 1.17.2 and earlier, a Time-of-Check-to-Time-of-Use TOCTOU race condition exists during addon installation. When a user installs an addon through the SandMan interface, UpdUtil.exe is spawned as SYSTEM by...

CVE-2026-34527 Sandboxie-Plus EditPassword hash entropy reduced from 160 bits to 80 bits due to incorrect nibble extraction

Sandboxie-Plus is an open source sandbox-based isolation software for Windows. In versions 1.17.2 and earlier, SbieIniServer::HashPassword converts a SHA-1 digest to hexadecimal incorrectly. The high nibble of each byte is shifted right by 8 instead of 4, which always produces zero for an 8-bit...

CVE-2026-34527 Sandboxie-Plus EditPassword hash entropy reduced from 160 bits to 80 bits due to incorrect nibble extraction

Sandboxie-Plus is an open source sandbox-based isolation software for Windows. In versions 1.17.2 and earlier, SbieIniServer::HashPassword converts a SHA-1 digest to hexadecimal incorrectly. The high nibble of each byte is shifted right by 8 instead of 4, which always produces zero for an 8-bit...

CVE-2026-34464

Sandboxie-Plus is an open source sandbox-based isolation software for Windows. In versions 1.17.2 and earlier, NamedPipeServer::OpenHandler copies the server field from NAMEDPIPEOPENREQ into a fixed WCHAR pipename160 stack buffer using wcscat without verifying null termination. The handler only...

CVE-2026-34464 Sandboxie-Plus NamedPipeServer OpenHandler stack overflow via unterminated server field

Sandboxie-Plus is an open source sandbox-based isolation software for Windows. In versions 1.17.2 and earlier, NamedPipeServer::OpenHandler copies the server field from NAMEDPIPEOPENREQ into a fixed WCHAR pipename160 stack buffer using wcscat without verifying null termination. The handler only...

CVE-2026-34464 Sandboxie-Plus NamedPipeServer OpenHandler stack overflow via unterminated server field

Sandboxie-Plus is an open source sandbox-based isolation software for Windows. In versions 1.17.2 and earlier, NamedPipeServer::OpenHandler copies the server field from NAMEDPIPEOPENREQ into a fixed WCHAR pipename160 stack buffer using wcscat without verifying null termination. The handler only...

CVE-2026-34461

Sandboxie-Plus is an open source sandbox-based isolation software for Windows. In versions 1.17.2 and earlier, the SbieIniServer RunSbieCtrl handler contains a stack buffer overflow. The MSGIDSBIEINIRUNSBIECTRL message is handled before normal sandbox and impersonation checks, and for non-sandbox...

CVE-2026-34461 Sandboxie-Plus SbieIniServer RunSbieCtrl stack buffer overflow allows local privilege escalation

Sandboxie-Plus is an open source sandbox-based isolation software for Windows. In versions 1.17.2 and earlier, the SbieIniServer RunSbieCtrl handler contains a stack buffer overflow. The MSGIDSBIEINIRUNSBIECTRL message is handled before normal sandbox and impersonation checks, and for non-sandbox...

EUVD-2026-27456

Sandboxie-Plus is an open source sandbox-based isolation software for Windows. In versions 1.17.2 and earlier, an INI injection vulnerability allows any standard local user to bypass configuration restrictions EditAdminOnly and ConfigPassword and inject arbitrary directives into the global...

CVE-2026-32603

Sandboxie is an open source sandbox-based isolation software for Windows. In versions 1.17.2 and earlier, a local denial of service vulnerability exists in the Sandboxie kernel driver. An unprivileged process running inside a Standard Sandbox can send a malformed IOCTL to the...

CVE-2026-32603

Sandboxie CVE-2026-32603 affects Windows Sandboxie kernel driver (versions ≤ 1.17.2) where an unprivileged process in a Standard Sandbox can send a malformed IOCTL to the \Device\SandboxieDriverApi driver, causing an immediate kernel crash (BSOD). Impact is local, affecting availability with Sta...

CVE-2026-32603 Sandboxie kernel driver denial of service via malformed IOCTL from sandboxed process

Sandboxie is an open source sandbox-based isolation software for Windows. In versions 1.17.2 and earlier, a local denial of service vulnerability exists in the Sandboxie kernel driver. An unprivileged process running inside a Standard Sandbox can send a malformed IOCTL to the...

CVE-2026-32603 Sandboxie kernel driver denial of service via malformed IOCTL from sandboxed process

Sandboxie is an open source sandbox-based isolation software for Windows. In versions 1.17.2 and earlier, a local denial of service vulnerability exists in the Sandboxie kernel driver. An unprivileged process running inside a Standard Sandbox can send a malformed IOCTL to the...

PT-2026-37225

Sandboxie-Plus is an open source sandbox-based isolation software for Windows. In versions 1.17.2 and earlier, an INI injection vulnerability allows any standard local user to bypass configuration restrictions EditAdminOnly and ConfigPassword and inject arbitrary directives into the global...