CVE-2026-29133 UID Regex Bypass

SEPPmail Secure Email Gateway before version 15.0.3 allows an attacker to upload PGP keys with UIDs that do not match their email address...

CVE-2026-29133

SEPPmail Secure Email Gateway is affected (versions before 15.0.3) by a vulnerability where an attacker can upload PGP keys with UIDs that do not match the associated email address. The root cause is inadequate UID validation for uploaded keys, enabling UID/address discrepancy. Documented impact ...

SEPPmail Secure Email Gateway 安全漏洞

SEPPmail Secure Email Gateway is an email security gateway developed by the German company SEPPmail. Versions of SEPPmail Secure Email Gateway prior to version 15.0.3 contained security vulnerabilities. These vulnerabilities stemmed from the ability for attackers to upload PGP keys whose user IDs...