CVE-2023-39415: North Grid Proself

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

Improper authentication vulnerability in Proself Enterprise/Standard Edition Ver5.61 and earlier, Proself Gateway Edition Ver1.62 and earlier, and Proself Mail Sanitize Edition Ver1.07 and earlier allow a remote unauthenticated attacker to log in to the product's Control Panel and perform an unintended operation.

Affected products

• North Grid Proself: up to and including 1.07; up to and including 1.62; up to and including 5.61

Published 2023-08-18. Last modified 2026-06-17.