394 matches found
CVE-2026-29138
SEPPmail Secure Email Gateway before version 15.0.3 allows attackers with a specially crafted email address to claim another user's PGP signature as their own...
CVE-2026-27445
SEPPmail Secure Email Gateway before version 15.0.1 does not properly verify that a PGP signature was generated by the expected key, allowing signature spoofing...
CVE-2026-2748
SEPPmail Secure Email Gateway before version 15.0.1 improperly validates S/MIME certificates issued for email addresses containing whitespaces, allowing signature spoofing...
EUVD-2026-9381
SEPPmail Secure Email Gateway before version 15.0.1 does not properly verify that a PGP signature was generated by the expected key, allowing signature spoofing...
EUVD-2026-9385
SEPPmail Secure Email Gateway before version 15.0.1 improperly validates S/MIME certificates issued for email addresses containing whitespaces, allowing signature spoofing...
CVE-2026-2748
SEPPmail Secure Email Gateway before version 15.0.1 improperly validates S/MIME certificates issued for email addresses containing whitespaces, allowing signature spoofing...
CVE-2026-2748
SEPPmail Secure Email Gateway before version 15.0.1 improperly validates S/MIME certificates issued for email addresses containing whitespaces, allowing signature spoofing...
CVE-2026-27445
SEPPmail Secure Email Gateway before version 15.0.1 does not properly verify that a PGP signature was generated by the expected key, allowing signature spoofing...
CVE-2026-27445
SEPPmail Secure Email Gateway before version 15.0.1 does not properly verify that a PGP signature was generated by the expected key, allowing signature spoofing...
CVE-2026-2748
SEPPmail Secure Email Gateway before version 15.0.1 improperly validates S/MIME certificates issued for email addresses containing whitespaces, allowing signature spoofing...
CVE-2026-2748
CVE-2026-2748 affects SEPPmail Secure Email Gateway prior to version 15.0.1. The issue is improper validation of S/MIME certificates issued for email addresses containing whitespace, which enables signature spoofing. Impact is limited to confidentiality/integrity as described, with no availabilit...
CVE-2026-2748 S/MIME Certificate Subject Whitespace
SEPPmail Secure Email Gateway before version 15.0.1 improperly validates S/MIME certificates issued for email addresses containing whitespaces, allowing signature spoofing...
CVE-2026-2748 S/MIME Certificate Subject Whitespace
SEPPmail Secure Email Gateway before version 15.0.1 improperly validates S/MIME certificates issued for email addresses containing whitespaces, allowing signature spoofing...
CVE-2026-27445
CVE-2026-27445 affects the SEPPmail Secure Email Gateway prior to version 15.0.1. The root cause is that the system does not reliably verify that a PGP signature was produced with the expected key, enabling signature spoofing in signatures accepted by the gateway. The CVSSv4.0 metrics specify a b...
CVE-2026-27445
SEPPmail Secure Email Gateway before version 15.0.1 does not properly verify that a PGP signature was generated by the expected key, allowing signature spoofing...
CVE-2026-27445 PGP Signature Reflection
SEPPmail Secure Email Gateway before version 15.0.1 does not properly verify that a PGP signature was generated by the expected key, allowing signature spoofing...
CVE-2026-27445 PGP Signature Reflection
SEPPmail Secure Email Gateway before version 15.0.1 does not properly verify that a PGP signature was generated by the expected key, allowing signature spoofing...
PT-2026-22895
SEPPmail Secure Email Gateway before version 15.0.1 improperly validates S/MIME certificates issued for email addresses containing whitespaces, allowing signature spoofing...
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 15.0.1 contained security vulnerabilities. These vulnerabilities stemmed from improper verification of whether the PGP signature was...