CVE-2023-27641

The REPORT (after z but before a) parameter in wa.exe in L-Soft LISTSERV 16.5 before 17 allows an attacker to conduct XSS attacks via a crafted URL.

CVE-2022-39195

A cross-site scripting (XSS) vulnerability in the LISTSERV 17 web interface allows remote attackers to inject arbitrary JavaScript or HTML via the c parameter.

CVE-2022-40319

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.