https://patchthecve.com/CVEs with upgrade or downgrade fix stepshttps://patchthecve.com/cve/CVE-2023-27641.htmlhttps://patchthecve.com/cve/CVE-2023-27641.htmlWed, 17 Jun 2026 05:45:39 +0000MEDIUM 6.1: 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.https://patchthecve.com/cve/CVE-2022-40319.htmlhttps://patchthecve.com/cve/CVE-2022-40319.htmlWed, 17 Jun 2026 05:01:18 +0000HIGH 7.5: 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.https://patchthecve.com/cve/CVE-2022-39195.htmlhttps://patchthecve.com/cve/CVE-2022-39195.htmlWed, 17 Jun 2026 04:57:53 +0000MEDIUM 6.1: 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.