https://patchthecve.com/CVEs with upgrade or downgrade fix stepshttps://patchthecve.com/cve/CVE-2006-0489.htmlhttps://patchthecve.com/cve/CVE-2006-0489.htmlTue, 16 Jun 2026 22:20:42 +0000MEDIUM 4.6: Buffer overflow in the font command of mIRC, probably 6.16, allows local users to execute arbitrary code via a long string. NOTE: the original researcher claims that issue has been disputed by the vendor, and that the vendor stated "as far as I can tell, this is neither an exploit nor a vulnerabilithttps://patchthecve.com/cve/CVE-2005-4681.htmlhttps://patchthecve.com/cve/CVE-2005-4681.htmlTue, 16 Jun 2026 22:19:14 +0000MEDIUM 4.6: Buffer overflow in mIRC 5.91, 6.03, 6.12, and 6.16 allows local users to execute arbitrary code via a long string that is entered after reaching the DCC Get Folder Dialog. NOTE: this issue has been disputed by the vendor, saying "as far as I can tell, this is neither an exploit nor a vulnerability.https://patchthecve.com/cve/CVE-2003-1512.htmlhttps://patchthecve.com/cve/CVE-2003-1512.htmlTue, 16 Jun 2026 22:04:34 +0000MEDIUM 5.0: Buffer overflow in mIRC 6.1 and 6.11 allows remote attackers to cause a denial of service (crash) via a long DCC SEND request.https://patchthecve.com/cve/CVE-2002-1456.htmlhttps://patchthecve.com/cve/CVE-2002-1456.htmlTue, 16 Jun 2026 21:59:21 +0000HIGH 7.5: Buffer overflow in mIRC 6.0.2 and earlier allows remote attackers to execute arbitrary code via a long $asctime value.https://patchthecve.com/cve/CVE-2002-0425.htmlhttps://patchthecve.com/cve/CVE-2002-0425.htmlTue, 16 Jun 2026 21:57:25 +0000MEDIUM 5.0: mIRC DCC server protocol allows remote attackers to gain sensitive information such as alternate IRC nicknames via a "100 testing" message in a DCC connection request that cannot be ignored or canceled by the user, which may leak the alternate nickname in a response message.https://patchthecve.com/cve/CVE-2002-0231.htmlhttps://patchthecve.com/cve/CVE-2002-0231.htmlTue, 16 Jun 2026 21:57:02 +0000HIGH 7.5: Buffer overflow in mIRC 5.91 and earlier allows a remote server to execute arbitrary code on the client via a long nickname.https://patchthecve.com/cve/CVE-2001-0944.htmlhttps://patchthecve.com/cve/CVE-2001-0944.htmlTue, 16 Jun 2026 21:55:16 +0000HIGH 7.2: DDE in mIRC allows local users to launch applications under another user's account via a DDE message that executes a command, which may be executed by the other user's process.https://patchthecve.com/cve/CVE-2001-0315.htmlhttps://patchthecve.com/cve/CVE-2001-0315.htmlTue, 16 Jun 2026 21:54:05 +0000HIGH 7.5: The locking feature in mIRC 5.7 allows local users to bypass the password mechanism by modifying the LockOptions registry key.