PatchTheCVE: mcrypthttps://patchthecve.com/CVEs with upgrade or downgrade fix stepsCVE-2012-4527: Stack-based buffer overflow in mcrypt 2.6.8 and earlier allows user-assisted remote attackers to cause a deniahttps://patchthecve.com/cve/CVE-2012-4527.htmlhttps://patchthecve.com/cve/CVE-2012-4527.htmlTue, 16 Jun 2026 23:45:15 +0000MEDIUM 6.8: Stack-based buffer overflow in mcrypt 2.6.8 and earlier allows user-assisted remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a long file name. NOTE: it is not clear whether this is a vulnerability.CVE-2012-4426: Multiple format string vulnerabilities in mcrypt 2.6.8 and earlier might allow user-assisted remote attackers https://patchthecve.com/cve/CVE-2012-4426.htmlhttps://patchthecve.com/cve/CVE-2012-4426.htmlTue, 16 Jun 2026 23:44:59 +0000MEDIUM 6.8: Multiple format string vulnerabilities in mcrypt 2.6.8 and earlier might allow user-assisted remote attackers to cause a denial of service (crash) or possibly execute arbitrary code via vectors involving (1) errors.c or (2) mcrypt.c.CVE-2012-4409: Stack-based buffer overflow in the check_file_head function in extra.c in mcrypt 2.6.8 and earlier allows userhttps://patchthecve.com/cve/CVE-2012-4409.htmlhttps://patchthecve.com/cve/CVE-2012-4409.htmlTue, 16 Jun 2026 23:44:57 +0000MEDIUM 6.8: Stack-based buffer overflow in the check_file_head function in extra.c in mcrypt 2.6.8 and earlier allows user-assisted remote attackers to execute arbitrary code via an encrypted file with a crafted header containing long salt data that is not properly handled during decryption.