GUARDIANWALL MailSuite vulnerable to stack-based buffer overflow

Overview GUARDIANWALL MailSuite provided by Canon Marketing Japan Inc. contains the following vulnerability. Stack-based buffer overflow in pop3wallpasswd command CWE-121 - CVE-2026-32661 This can be exploited only when the product is configured to run pop3wallpasswd with grdnwww user privilege T...

CVE-2026-32661

Stack-based buffer overflow vulnerability exists in GUARDIANWALL MailSuite and GUARDIANWALL Mail Security Cloud SaaS version. If a remote attacker sends a specially crafted request to the product's web service, arbitrary code may be executed when the product is configured to run pop3wallpasswd wi...

VulnCheck KEV: CVE-2026-32661

Stack-based buffer overflow vulnerability exists in GUARDIANWALL MailSuite and GUARDIANWALL Mail Security Cloud SaaS version. If a remote attacker sends a specially crafted request to the product's web service, arbitrary code may be executed when the product is configured to run pop3wallpasswd wi...