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seppmail secure email gateway

26 known vulnerabilities across versions
Vulnerabilities are listed by affected version. Select any CVE for the full briefing and its intelligence graph.
CVE-2026-29144
< 15.0.3
SEPPmail Secure Email Gateway before version 15.0.3 allows an attacker to bypass subject sanitization and forge security tags usin
5.3MEDIUM
CVE-2026-29143
< 15.0.3
SEPPmail Secure Email Gateway before version 15.0.3 does not properly authenticate the inner message of S/MIME-encrypted MIME enti
9.1CRITICAL
CVE-2026-29142
< 15.0.3
SEPPmail Secure Email Gateway before version 15.0.3 allows an attacker to forge a GINA-encrypted email.
5.3MEDIUM
CVE-2026-29141
< 15.0.3
SEPPmail Secure Email Gateway before version 15.0.3 allows an attacker to bypass subject sanitization and forge tags such as [sign
5.3MEDIUM
CVE-2026-29140
< 15.0.3
SEPPmail Secure Email Gateway before version 15.0.3 allows an attacker to cause attacker-controlled certificates to be used for fu
5.3MEDIUM
CVE-2026-29139
< 15.0.3
SEPPmail Secure Email Gateway before version 15.0.3 allows account takeover by abusing GINA account initialization to reset a vict
9.8CRITICAL
CVE-2026-29138
< 15.0.3
SEPPmail Secure Email Gateway before version 15.0.3 allows attackers with a specially crafted email address to claim another user'
7.5HIGH
CVE-2026-29137
< 15.0.3
SEPPmail Secure Email Gateway before version 15.0.3 allows an attacker to hide security tags from users by crafting a long subject
5.3MEDIUM
CVE-2026-29136
< 15.0.3
SEPPmail Secure Email Gateway before version 15.0.3 allows an attacker to inject HTML into notification emails about new CA certif
6.1MEDIUM
CVE-2026-29135
< 15.0.3
SEPPmail Secure Email Gateway before version 15.0.3 allows an attacker to craft a password-tag that bypasses subject sanitization.
7.5HIGH
CVE-2026-29134
< 15.0.3
SEPPmail Secure Email Gateway before version 15.0.3 allows an external user to modify GINA webdomain metadata and bypass per-domai
7.5HIGH
CVE-2026-29133
< 15.0.3
SEPPmail Secure Email Gateway before version 15.0.3 allows an attacker to upload PGP keys with UIDs that do not match their email
9.1CRITICAL
CVE-2026-29132
< 15.0.3
SEPPmail Secure Email Gateway before version 15.0.3 allows an attacker with access to a victim's GINA account to bypass a second-p
7.5HIGH
CVE-2026-29131
< 15.0.3
SEPPmail Secure Email Gateway before version 15.0.3 allows attackers with a specially crafted email address to read the contents o
7.5HIGH
CVE-2026-2743
<= 15.0.2.1
Arbitrary File Write via Path Traversal upload to Remote Code Execution in SeppMail User Web Interface. The affected feature is th
9.8CRITICAL
CVE-2026-2748
< 15.0.1
SEPPmail Secure Email Gateway before version 15.0.1 improperly validates S/MIME certificates issued for email addresses containing
5.3MEDIUM
CVE-2026-2747
< 15.0.1
SEPPmail Secure Email Gateway before version 15.0.1 decrypts inline PGP messages without isolating them from surrounding unencrypt
7.5HIGH
CVE-2026-2746
< 15.0.1
SEPPmail Secure Email Gateway before version 15.0.1 does not properly communicate PGP signature verification results, leaving user
5.3MEDIUM
CVE-2026-27445
< 15.0.1
SEPPmail Secure Email Gateway before version 15.0.1 does not properly verify that a PGP signature was generated by the expected ke
5.3MEDIUM
CVE-2026-27444
< 15.0.1
SEPPmail Secure Email Gateway before version 15.0.1 incorrectly interprets email addresses in the email headers, causing an interp
7.5HIGH
CVE-2026-27443
< 15.0.1
SEPPmail Secure Email Gateway before version 15.0.1 does not properly sanitize the headers from S/MIME protected MIME entities, al
7.5HIGH
CVE-2026-27442
< 15.0.1
The GINA web interface in SEPPmail Secure Email Gateway before version 15.0.1 does not properly check attachment filenames in GINA
7.5HIGH
CVE-2026-27441
< 15.0.1
SEPPmail Secure Email Gateway before version 15.0.1 insufficiently neutralizes the PDF encryption password, allowing OS command ex
9.8CRITICAL
CVE-2022-41871
<= 12.1.17
SEPPmail through 12.1.17 allows command injection within the Admin Portal. An authenticated attacker is able to execute arbitrary
6.0MEDIUM
CVE-2021-31740
all versions
SEPPMail's web frontend, user input is not embedded correctly in the web page and therefore leads to cross-site scripting vulnerab
6.1MEDIUM
CVE-2021-31739
all versions
The SEPPmail solution is vulnerable to a Cross-Site Scripting vulnerability (XSS), because user input is not correctly encoded in
6.1MEDIUM
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