CVE-2022-40319: Lsoft Listserv

High severity, CVSS 7.5. EPSS: 7.2% chance of exploitation in the next 30 days.

The LISTSERV 17 web interface allows remote attackers to conduct Insecure Direct Object References (IDOR) attacks via a modified email address in a wa.exe URL. The impact is unauthorized modification of a victim's LISTSERV account.

Affected products

• Lsoft Listserv: version 17.0 only

Published 2023-01-17. Last modified 2026-06-17.