CVE-2026-34596

Sandboxie-Plus (Windows) prior to v1.17.3 contains a TOCTOU race during addon installation. UpdUtil.exe runs as SYSTEM via SandBoxieSvc, stages updater files in %TEMP%\sandboxie-updater, verifies hashes against the addon manifest, then extracts files.cab and runs config.exe. An unprivileged user ...