Canon Marketing Japan Inc. vulnerabilities

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Published CVEs affecting Canon Marketing Japan Inc. products: 1 record(s), with severity, exploitation and fixes.

GUARDIANWALL MailSuite (On-premises version) 1 GUARDIANWALL Mail Security Cloud (SaaS version) 1

Exploited only (KEV) →

CVE-2026-32661 Critical · 9.8 CWE-121 May 13, 2026

GUARDIANWALL MailSuite and Mail Security Cloud Stack-based Buffer Overflow

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 with grdnwww user privilege.