CVE-2026-32661

Description

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.

CVSS Vector

References

• https://jvn.jp/en/jp/JVN35567473/
• https://security-support.canon-its.jp/info_and_news/show/804?site_domain=GUARDIANWALL