Canon Marketing Japan Inc. GUARDIANWALL Mail Security Cloud (SaaS version) vulnerabilities
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Published CVEs affecting Canon Marketing Japan Inc. GUARDIANWALL Mail Security Cloud (SaaS version): 1 record(s), with affected versions and fixes.
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.