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CVE-2026-32661

Canon Marketing Japan Inc. / GUARDIANWALL MailSuite (On-premises version) PUBLISHED

Description (CNA)

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.

Affected (CNA)

Vendor / productVersions
Canon Marketing Japan Inc. / GUARDIANWALL MailSuite (On-premises version)affected Ver 1.4.00 to Ver 2.4.26
Canon Marketing Japan Inc. / GUARDIANWALL Mail Security Cloud (SaaS version)affected versions before the maintenance on April 30; affected 2026

CWE

CWE-121

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.