https://patchthecve.com/CVEs with upgrade or downgrade fix stepshttps://patchthecve.com/cve/CVE-2001-0742.htmlhttps://patchthecve.com/cve/CVE-2001-0742.htmlTue, 16 Jun 2026 21:54:52 +0000HIGH 7.5: Buffer overflow in Computalynx CMail POP3 mail server 2.4.9 allows remote attackers to run arbitrary code via a long HELO command.https://patchthecve.com/cve/CVE-2000-0557.htmlhttps://patchthecve.com/cve/CVE-2000-0557.htmlTue, 16 Jun 2026 21:51:59 +0000HIGH 10.0: Buffer overflow in the web interface for Cmail 2.4.7 allows remote attackers to execute arbitrary commands via a long GET request.https://patchthecve.com/cve/CVE-2000-0556.htmlhttps://patchthecve.com/cve/CVE-2000-0556.htmlTue, 16 Jun 2026 21:51:59 +0000MEDIUM 5.0: Buffer overflow in the web interface for Cmail 2.4.7 allows remote attackers to cause a denial of service by sending a large user name to the user dialog running on port 8002.https://patchthecve.com/cve/CVE-1999-1521.htmlhttps://patchthecve.com/cve/CVE-1999-1521.htmlTue, 16 Jun 2026 21:50:37 +0000HIGH 10.0: Computalynx CMail 2.4 and CMail 2.3 SP2 SMTP servers are vulnerable to a buffer overflow attack in the MAIL FROM command that may allow a remote attacker to execute arbitrary code on the server.