https://patchthecve.com/CVEs with upgrade or downgrade fix stepshttps://patchthecve.com/cve/CVE-2007-4440.htmlhttps://patchthecve.com/cve/CVE-2007-4440.htmlTue, 16 Jun 2026 22:44:06 +0000HIGH 7.5: Stack-based buffer overflow in the MercuryS SMTP server in Mercury Mail Transport System, possibly 4.51 and earlier, allows remote attackers to execute arbitrary code via a long AUTH CRAM-MD5 string. NOTE: this might overlap CVE-2006-5961.https://patchthecve.com/cve/CVE-2007-1373.htmlhttps://patchthecve.com/cve/CVE-2007-1373.htmlTue, 16 Jun 2026 22:37:27 +0000HIGH 10.0: Stack-based buffer overflow in Mercury/32 (aka Mercury Mail Transport System) 4.01b and earlier allows remote attackers to execute arbitrary code via a long LOGIN command. NOTE: this might be the same issue as CVE-2006-5961.https://patchthecve.com/cve/CVE-2006-5961.htmlhttps://patchthecve.com/cve/CVE-2006-5961.htmlTue, 16 Jun 2026 22:32:12 +0000HIGH 7.5: Buffer overflow in Mercury Mail Transport System 4.01b for Windows has unknown impact and attack vectors, as originally reported in a GLEG VulnDisco pack. NOTE: the provenance of this information is unknown; the details are obtained from third party information. The original researcher is reliablehttps://patchthecve.com/cve/CVE-2005-4411.htmlhttps://patchthecve.com/cve/CVE-2005-4411.htmlTue, 16 Jun 2026 22:18:44 +0000HIGH 7.5: Buffer overflow in Mercury Mail Transport System 4.01b allows remote attackers to execute arbitrary code via a long request to TCP port 105.