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I. Basic Information for CVE-2026-29136
Vulnerability Information
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Vulnerability Title
CA Notification HTML Injection
Source: NVD (National Vulnerability Database)
Vulnerability Description
SEPPmail Secure Email Gateway before version 15.0.3 allows an attacker to inject HTML into notification emails about new CA certificates.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: NVD (National Vulnerability Database)
Vulnerability Title
SEPPmail Secure Email Gateway 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
SEPPmail Secure Email Gateway是德国SEPPmail公司的一个电子邮件安全网关。 SEPPmail Secure Email Gateway 15.0.3之前版本存在安全漏洞，该漏洞源于允许攻击者向新CA证书通知邮件中注入HTML。
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
VendorProductAffected VersionsCPESubscribe
SEPPmailSecure Email Gateway 0 ~ 15.0.3 -
II. Public POCs for CVE-2026-29136
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III. Intelligence Information for CVE-2026-29136
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IV. Related Vulnerabilities
Same product: Secure Email Gateway
Same vendor: SEPPmail
Same weakness: CWE-79
V. Comments for CVE-2026-29136

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