CVE-2026-32661
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I. Basic Information for CVE-2026-32661
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability 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.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
栈缓冲区溢出
Source: NVD (National Vulnerability Database)
Vulnerability Title
Canon GUARDIANWALL MailSuite和Canon GUARDIANWALL Mail Security Cloud 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Canon GUARDIANWALL MailSuite和Canon GUARDIANWALL Mail Security Cloud都是日本佳能（Canon）公司的产品。Canon GUARDIANWALL MailSuite是一个企业邮件安全与邮件过滤系统。Canon GUARDIANWALL Mail Security Cloud是一款企业级云端电子邮件安全服务。 Canon GUARDIANWALL MailSuite和Canon GUARDIANWALL Mail Security Cloud存
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Canon Marketing Japan Inc. | GUARDIANWALL MailSuite (On-premises version) | Ver 1.4.00 to Ver 2.4.26 | - | |
| Canon Marketing Japan Inc. | GUARDIANWALL Mail Security Cloud (SaaS version) | versions before the maintenance on April 30 | - |
II. Public POCs for CVE-2026-32661
| # | POC Description | Source Link | Shenlong Link |
|---|
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IV. Related Vulnerabilities
V. Comments for CVE-2026-32661
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