CVE-2021-28134: Clipper Project Clipper

Critical severity, CVSS 9.8. EPSS: 5.2% chance of exploitation in the next 30 days.

Clipper before 1.0.5 allows remote command execution. A remote attacker may send a crafted IPC message to the exposed vulnerable ipcRenderer IPC interface, which invokes the dangerous openExternal API.

Affected products

• Clipper Project Clipper: before 1.0.5 (fixed in 1.0.5)

Published 2021-03-11. Last modified 2026-06-17.