CVE-2026-2747 PGP Mixed Plaintext and Encrypted Content

SEPPmail Secure Email Gateway before version 15.0.1 decrypts inline PGP messages without isolating them from surrounding unencrypted content, allowing exposure of sensitive information to an unauthorized actor...

CVE-2026-2747

Summary: CVE-2026-2747 affects SEPPmail Secure Email Gateway. The vulnerability arises because versions prior to 15.0.1 decrypt inline PGP messages without isolating them from surrounding unencrypted content, potentially exposing sensitive information to an unauthorized actor. This is described a...

CVE-2026-2747

SEPPmail Secure Email Gateway before version 15.0.1 decrypts inline PGP messages without isolating them from surrounding unencrypted content, allowing exposure of sensitive information to an unauthorized actor...

CVE-2026-2747 PGP Mixed Plaintext and Encrypted Content

SEPPmail Secure Email Gateway before version 15.0.1 decrypts inline PGP messages without isolating them from surrounding unencrypted content, allowing exposure of sensitive information to an unauthorized actor...

CVE-2026-27443 S/MIME Decryption Tag Sanitization Bypass

SEPPmail Secure Email Gateway before version 15.0.1 does not properly sanitize the headers from S/MIME protected MIME entities, allowing an attacker to control trusted headers...

CVE-2026-27443

CVE-2026-27443 affects SEPPmail Secure Email Gateway prior to version 15.0.1. The issue is that headers from S/MIME protected MIME entities are not properly sanitized, enabling an attacker to control trusted headers. According to the connected CVE record, the vulnerability is exploitable over net...

CVE-2026-27443

SEPPmail Secure Email Gateway before version 15.0.1 does not properly sanitize the headers from S/MIME protected MIME entities, allowing an attacker to control trusted headers...

CVE-2026-2746 Missing PGP Signature Tag

SEPPmail Secure Email Gateway before version 15.0.1 does not properly communicate PGP signature verification results, leaving users unable to detect forged emails...

CVE-2026-2746

SEPPmail Secure Email Gateway (pre-15.0.1) has a flaw in how it communicates PGP signature verification results, preventing detection of forged emails. Affected product: SEPPmail Secure Email Gateway prior to version 15.0.1. Root cause: incomplete/incorrect reporting of PGP verification outcomes....

CVE-2026-2746

SEPPmail Secure Email Gateway before version 15.0.1 does not properly communicate PGP signature verification results, leaving users unable to detect forged emails...

CVE-2026-2746 Missing PGP Signature Tag

SEPPmail Secure Email Gateway before version 15.0.1 does not properly communicate PGP signature verification results, leaving users unable to detect forged emails...

PT-2026-22887

Name of the Vulnerable Software and Affected Versions SEPPmail Secure Email Gateway versions prior to 15.0.1 Description The SEPPmail Secure Email Gateway does not properly handle PDF encryption passwords, potentially allowing for operating system command execution. The issue arises from...

CVE-2026-27441: Improper Neutralization of Special Elements used in an OS Command

SEPPmail Secure Email Gateway before version 15.0.1 insufficiently neutralizes the PDF encryption password, allowing OS command execution...

CVE-2026-27443: Improper Input Validation

SEPPmail Secure Email Gateway before version 15.0.1 does not properly sanitize the headers from S/MIME protected MIME entities, allowing an attacker to control trusted headers...

CVE-2026-27445: Improper Verification of Cryptographic Signature

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-2026-2747: Exposure of Sensitive Information to an Unauthorized Actor

SEPPmail Secure Email Gateway before version 15.0.1 decrypts inline PGP messages without isolating them from surrounding unencrypted content, allowing exposure of sensitive information to an unauthorized actor...

CVE-2026-2748: Improper Certificate Validation

SEPPmail Secure Email Gateway before version 15.0.1 improperly validates S/MIME certificates issued for email addresses containing whitespaces, allowing signature spoofing...

CVE-2026-2746: Improper Verification of Cryptographic Signature

SEPPmail Secure Email Gateway before version 15.0.1 does not properly communicate PGP signature verification results, leaving users unable to detect forged emails...

CVE-2026-27442: Improper Limitation of a Pathname to a Restricted Directory

The GINA web interface in SEPPmail Secure Email Gateway before version 15.0.1 does not properly check attachment filenames in GINA-encrypted emails, allowing an attacker to access files on the gateway...

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...