CVE-2021-39304: Proofpoint Enterprise Protection

High severity, CVSS 7.5. EPSS: 1% chance of exploitation in the next 30 days.

Proofpoint Enterprise Protection before 8.12.0-2108090000 allows security control bypass.

Affected products

• Proofpoint Enterprise Protection: from 8.12.0-2107140000, before 8.12.0-2108090000 (fixed in 8.12.0-2108090000)

Published 2021-10-13. Last modified 2026-06-17.