Search criteria
44 vulnerabilities found for Secure Email Gateway by SEPPmail
CVE-2026-29144 (GCVE-0-2026-29144)
Vulnerability from nvd – Published: 2026-04-02 08:50 – Updated: 2026-04-02 13:32
VLAI
Title
Unicode Subject Tags
Summary
SEPPmail Secure Email Gateway before version 15.0.3 allows an attacker to bypass subject sanitization and forge security tags using Unicode lookalike characters.
Severity
CWE
- CWE-20 - Improper Input Validation
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://downloads.seppmail.com/extrelnotes/150/ER… | release-notes |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| SEPPmail | Secure Email Gateway |
Affected:
0 , < 15.0.3
(custom)
|
Credits
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CVE-2026-29143 (GCVE-0-2026-29143)
Vulnerability from nvd – Published: 2026-04-02 08:49 – Updated: 2026-04-02 13:34
VLAI
Title
S/MIME Decryption Impersonation
Summary
SEPPmail Secure Email Gateway before version 15.0.3 does not properly authenticate the inner message of S/MIME-encrypted MIME entities, allowing an attacker to control trusted headers.
Severity
CWE
- CWE-20 - Improper Input Validation
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://downloads.seppmail.com/extrelnotes/150/ER… | release-notes |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| SEPPmail | Secure Email Gateway |
Affected:
0 , < 15.0.3
(custom)
|
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CVE-2026-29142 (GCVE-0-2026-29142)
Vulnerability from nvd – Published: 2026-04-02 08:44 – Updated: 2026-04-02 13:31
VLAI
Title
Plaintext secure-mail.html
Summary
SEPPmail Secure Email Gateway before version 15.0.3 allows an attacker to forge a GINA-encrypted email.
Severity
CWE
- CWE-325 - Missing Cryptographic Step
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://downloads.seppmail.com/extrelnotes/150/ER… | release-notes |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| SEPPmail | Secure Email Gateway |
Affected:
0 , < 15.0.3
(custom)
|
Credits
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CVE-2026-29141 (GCVE-0-2026-29141)
Vulnerability from nvd – Published: 2026-04-02 08:34 – Updated: 2026-04-02 14:40
VLAI
Title
Bounded Subject Tag Sanitization
Summary
SEPPmail Secure Email Gateway before version 15.0.3 allows an attacker to bypass subject sanitization and forge tags such as [signed OK].
Severity
CWE
- CWE-20 - Improper Input Validation
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://downloads.seppmail.com/extrelnotes/150/ER… | release-notes |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| SEPPmail | Secure Email Gateway |
Affected:
0 , < 15.0.3
(custom)
|
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CVE-2026-29140 (GCVE-0-2026-29140)
Vulnerability from nvd – Published: 2026-04-02 08:27 – Updated: 2026-04-02 14:48
VLAI
Title
S/MIME Signature Additional Certificate
Summary
SEPPmail Secure Email Gateway before version 15.0.3 allows an attacker to cause attacker-controlled certificates to be used for future encryption to a victim by adding the certificates to S/MIME signatures.
Severity
CWE
- CWE-295 - Improper Certificate Validation
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://downloads.seppmail.com/extrelnotes/150/ER… | release-notes |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| SEPPmail | Secure Email Gateway |
Affected:
0 , < 15.0.3
(custom)
|
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CVE-2026-29139 (GCVE-0-2026-29139)
Vulnerability from nvd – Published: 2026-04-02 08:52 – Updated: 2026-04-02 13:31
VLAI
Title
GINA State Confusion Account Takeover
Summary
SEPPmail Secure Email Gateway before version 15.0.3 allows account takeover by abusing GINA account initialization to reset a victim account password.
Severity
CWE
- CWE-288 - Authentication Bypass Using an Alternate Path or Channel
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://downloads.seppmail.com/extrelnotes/150/ER… | release-notes |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
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Affected:
0 , < 15.0.3
(custom)
|
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CVE-2026-29138 (GCVE-0-2026-29138)
Vulnerability from nvd – Published: 2026-04-02 08:47 – Updated: 2026-04-02 14:32
VLAI
Title
PGP Decryption Sender LDAP Injection
Summary
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.
Severity
CWE
- CWE-90 - Improper Neutralization of Special Elements used in an LDAP Query ('LDAP Injection')
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://downloads.seppmail.com/extrelnotes/150/ER… | release-notes |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| SEPPmail | Secure Email Gateway |
Affected:
0 , < 15.0.3
(custom)
|
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CVE-2026-29137 (GCVE-0-2026-29137)
Vulnerability from nvd – Published: 2026-04-02 08:42 – Updated: 2026-04-02 13:31
VLAI
Title
Long Subject Untagging
Summary
SEPPmail Secure Email Gateway before version 15.0.3 allows an attacker to hide security tags from users by crafting a long subject.
Severity
CWE
- CWE-20 - Improper Input Validation
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://downloads.seppmail.com/extrelnotes/150/ER… | release-notes |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| SEPPmail | Secure Email Gateway |
Affected:
0 , < 15.0.3
(custom)
|
Credits
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CVE-2026-29136 (GCVE-0-2026-29136)
Vulnerability from nvd – Published: 2026-04-02 08:53 – Updated: 2026-04-02 13:30
VLAI
Title
CA Notification HTML Injection
Summary
SEPPmail Secure Email Gateway before version 15.0.3 allows an attacker to inject HTML into notification emails about new CA certificates.
Severity
CWE
- CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-Site Scripting')
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://downloads.seppmail.com/extrelnotes/150/ER… | release-notes |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| SEPPmail | Secure Email Gateway |
Affected:
0 , < 15.0.3
(custom)
|
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CVE-2026-29135 (GCVE-0-2026-29135)
Vulnerability from nvd – Published: 2026-04-02 08:31 – Updated: 2026-04-02 14:41
VLAI
Title
Webmail Password Tag Sanitization Bypass
Summary
SEPPmail Secure Email Gateway before version 15.0.3 allows an attacker to craft a password-tag that bypasses subject sanitization.
Severity
CWE
- CWE-20 - Improper Input Validation
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://downloads.seppmail.com/extrelnotes/150/ER… | release-notes |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
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Affected:
0 , < 15.0.3
(custom)
|
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CVE-2026-29134 (GCVE-0-2026-29134)
Vulnerability from nvd – Published: 2026-04-02 08:29 – Updated: 2026-04-02 14:42
VLAI
Title
GINA Domain Switch
Summary
SEPPmail Secure Email Gateway before version 15.0.3 allows an external user to modify GINA webdomain metadata and bypass per-domain restrictions.
Severity
CWE
- CWE-807 - Reliance on Untrusted Inputs in a Security Decision
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://downloads.seppmail.com/extrelnotes/150/ER… | release-notes |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| SEPPmail | Secure Email Gateway |
Affected:
0 , < 15.0.3
(custom)
|
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CVE-2026-29133 (GCVE-0-2026-29133)
Vulnerability from nvd – Published: 2026-04-02 08:26 – Updated: 2026-04-02 14:50
VLAI
Title
UID Regex Bypass
Summary
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.
Severity
CWE
- CWE-20 - Improper Input Validation
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://downloads.seppmail.com/extrelnotes/150/ER… | release-notes |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| SEPPmail | Secure Email Gateway |
Affected:
0 , < 15.0.3
(custom)
|
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CVE-2026-29132 (GCVE-0-2026-29132)
Vulnerability from nvd – Published: 2026-04-02 08:25 – Updated: 2026-04-02 14:50
VLAI
Title
ESWmail-Verify Bypass
Summary
SEPPmail Secure Email Gateway before version 15.0.3 allows an attacker with access to a victim's GINA account to bypass a second-password check and read protected emails.
Severity
CWE
- CWE-306 - Missing Authentication for Critical Function
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://downloads.seppmail.com/extrelnotes/150/ER… | release-notes |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| SEPPmail | Secure Email Gateway |
Affected:
0 , < 15.0.3
(custom)
|
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CVE-2026-29131 (GCVE-0-2026-29131)
Vulnerability from nvd – Published: 2026-04-02 08:46 – Updated: 2026-04-02 13:31
VLAI
Title
PGP Decryption Recipient LDAP Injection
Summary
SEPPmail Secure Email Gateway before version 15.0.3 allows attackers with a specially crafted email address to read the contents of emails encrypted for other users.
Severity
CWE
- CWE-90 - Improper Neutralization of Special Elements used in an LDAP Query ('LDAP Injection')
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://downloads.seppmail.com/extrelnotes/150/ER… | release-notes |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| SEPPmail | Secure Email Gateway |
Affected:
0 , < 15.0.3
(custom)
|
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CVE-2026-2748 (GCVE-0-2026-2748)
Vulnerability from nvd – Published: 2026-03-04 08:48 – Updated: 2026-03-04 16:55
VLAI
Title
S/MIME Certificate Subject Whitespace
Summary
SEPPmail Secure Email Gateway before version 15.0.1 improperly validates S/MIME certificates issued for email addresses containing whitespaces, allowing signature spoofing.
Severity
CWE
- CWE-295 - Improper Certificate Validation
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://downloads.seppmail.com/extrelnotes/150/ER… | release-notes |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| SEPPmail | Secure Email Gateway |
Affected:
0 , < 15.0.1
(custom)
|
Credits
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CVE-2026-2747 (GCVE-0-2026-2747)
Vulnerability from nvd – Published: 2026-03-04 08:46 – Updated: 2026-03-04 19:38
VLAI
Title
PGP Mixed Plaintext and Encrypted Content
Summary
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.
Severity
CWE
- CWE-200 - Exposure of Sensitive Information to an Unauthorized Actor
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://downloads.seppmail.com/extrelnotes/150/ER… | release-notes |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| SEPPmail | Secure Email Gateway |
Affected:
0 , < 15.0.1
(custom)
|
Credits
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CVE-2026-29136 (GCVE-0-2026-29136)
Vulnerability from cvelistv5 – Published: 2026-04-02 08:53 – Updated: 2026-04-02 13:30
VLAI
Title
CA Notification HTML Injection
Summary
SEPPmail Secure Email Gateway before version 15.0.3 allows an attacker to inject HTML into notification emails about new CA certificates.
Severity
CWE
- CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-Site Scripting')
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://downloads.seppmail.com/extrelnotes/150/ER… | release-notes |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| SEPPmail | Secure Email Gateway |
Affected:
0 , < 15.0.3
(custom)
|
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CVE-2026-29139 (GCVE-0-2026-29139)
Vulnerability from cvelistv5 – Published: 2026-04-02 08:52 – Updated: 2026-04-02 13:31
VLAI
Title
GINA State Confusion Account Takeover
Summary
SEPPmail Secure Email Gateway before version 15.0.3 allows account takeover by abusing GINA account initialization to reset a victim account password.
Severity
CWE
- CWE-288 - Authentication Bypass Using an Alternate Path or Channel
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://downloads.seppmail.com/extrelnotes/150/ER… | release-notes |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
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Affected:
0 , < 15.0.3
(custom)
|
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CVE-2026-29144 (GCVE-0-2026-29144)
Vulnerability from cvelistv5 – Published: 2026-04-02 08:50 – Updated: 2026-04-02 13:32
VLAI
Title
Unicode Subject Tags
Summary
SEPPmail Secure Email Gateway before version 15.0.3 allows an attacker to bypass subject sanitization and forge security tags using Unicode lookalike characters.
Severity
CWE
- CWE-20 - Improper Input Validation
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://downloads.seppmail.com/extrelnotes/150/ER… | release-notes |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| SEPPmail | Secure Email Gateway |
Affected:
0 , < 15.0.3
(custom)
|
Credits
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CVE-2026-29143 (GCVE-0-2026-29143)
Vulnerability from cvelistv5 – Published: 2026-04-02 08:49 – Updated: 2026-04-02 13:34
VLAI
Title
S/MIME Decryption Impersonation
Summary
SEPPmail Secure Email Gateway before version 15.0.3 does not properly authenticate the inner message of S/MIME-encrypted MIME entities, allowing an attacker to control trusted headers.
Severity
CWE
- CWE-20 - Improper Input Validation
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://downloads.seppmail.com/extrelnotes/150/ER… | release-notes |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| SEPPmail | Secure Email Gateway |
Affected:
0 , < 15.0.3
(custom)
|
Credits
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CVE-2026-29138 (GCVE-0-2026-29138)
Vulnerability from cvelistv5 – Published: 2026-04-02 08:47 – Updated: 2026-04-02 14:32
VLAI
Title
PGP Decryption Sender LDAP Injection
Summary
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.
Severity
CWE
- CWE-90 - Improper Neutralization of Special Elements used in an LDAP Query ('LDAP Injection')
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://downloads.seppmail.com/extrelnotes/150/ER… | release-notes |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| SEPPmail | Secure Email Gateway |
Affected:
0 , < 15.0.3
(custom)
|
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CVE-2026-29131 (GCVE-0-2026-29131)
Vulnerability from cvelistv5 – Published: 2026-04-02 08:46 – Updated: 2026-04-02 13:31
VLAI
Title
PGP Decryption Recipient LDAP Injection
Summary
SEPPmail Secure Email Gateway before version 15.0.3 allows attackers with a specially crafted email address to read the contents of emails encrypted for other users.
Severity
CWE
- CWE-90 - Improper Neutralization of Special Elements used in an LDAP Query ('LDAP Injection')
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://downloads.seppmail.com/extrelnotes/150/ER… | release-notes |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| SEPPmail | Secure Email Gateway |
Affected:
0 , < 15.0.3
(custom)
|
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CVE-2026-29142 (GCVE-0-2026-29142)
Vulnerability from cvelistv5 – Published: 2026-04-02 08:44 – Updated: 2026-04-02 13:31
VLAI
Title
Plaintext secure-mail.html
Summary
SEPPmail Secure Email Gateway before version 15.0.3 allows an attacker to forge a GINA-encrypted email.
Severity
CWE
- CWE-325 - Missing Cryptographic Step
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://downloads.seppmail.com/extrelnotes/150/ER… | release-notes |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| SEPPmail | Secure Email Gateway |
Affected:
0 , < 15.0.3
(custom)
|
Credits
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CVE-2026-29137 (GCVE-0-2026-29137)
Vulnerability from cvelistv5 – Published: 2026-04-02 08:42 – Updated: 2026-04-02 13:31
VLAI
Title
Long Subject Untagging
Summary
SEPPmail Secure Email Gateway before version 15.0.3 allows an attacker to hide security tags from users by crafting a long subject.
Severity
CWE
- CWE-20 - Improper Input Validation
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://downloads.seppmail.com/extrelnotes/150/ER… | release-notes |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| SEPPmail | Secure Email Gateway |
Affected:
0 , < 15.0.3
(custom)
|
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CVE-2026-29141 (GCVE-0-2026-29141)
Vulnerability from cvelistv5 – Published: 2026-04-02 08:34 – Updated: 2026-04-02 14:40
VLAI
Title
Bounded Subject Tag Sanitization
Summary
SEPPmail Secure Email Gateway before version 15.0.3 allows an attacker to bypass subject sanitization and forge tags such as [signed OK].
Severity
CWE
- CWE-20 - Improper Input Validation
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://downloads.seppmail.com/extrelnotes/150/ER… | release-notes |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| SEPPmail | Secure Email Gateway |
Affected:
0 , < 15.0.3
(custom)
|
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CVE-2026-29135 (GCVE-0-2026-29135)
Vulnerability from cvelistv5 – Published: 2026-04-02 08:31 – Updated: 2026-04-02 14:41
VLAI
Title
Webmail Password Tag Sanitization Bypass
Summary
SEPPmail Secure Email Gateway before version 15.0.3 allows an attacker to craft a password-tag that bypasses subject sanitization.
Severity
CWE
- CWE-20 - Improper Input Validation
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://downloads.seppmail.com/extrelnotes/150/ER… | release-notes |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
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Affected:
0 , < 15.0.3
(custom)
|
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CVE-2026-29134 (GCVE-0-2026-29134)
Vulnerability from cvelistv5 – Published: 2026-04-02 08:29 – Updated: 2026-04-02 14:42
VLAI
Title
GINA Domain Switch
Summary
SEPPmail Secure Email Gateway before version 15.0.3 allows an external user to modify GINA webdomain metadata and bypass per-domain restrictions.
Severity
CWE
- CWE-807 - Reliance on Untrusted Inputs in a Security Decision
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://downloads.seppmail.com/extrelnotes/150/ER… | release-notes |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| SEPPmail | Secure Email Gateway |
Affected:
0 , < 15.0.3
(custom)
|
Credits
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CVE-2026-29140 (GCVE-0-2026-29140)
Vulnerability from cvelistv5 – Published: 2026-04-02 08:27 – Updated: 2026-04-02 14:48
VLAI
Title
S/MIME Signature Additional Certificate
Summary
SEPPmail Secure Email Gateway before version 15.0.3 allows an attacker to cause attacker-controlled certificates to be used for future encryption to a victim by adding the certificates to S/MIME signatures.
Severity
CWE
- CWE-295 - Improper Certificate Validation
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://downloads.seppmail.com/extrelnotes/150/ER… | release-notes |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| SEPPmail | Secure Email Gateway |
Affected:
0 , < 15.0.3
(custom)
|
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CVE-2026-29133 (GCVE-0-2026-29133)
Vulnerability from cvelistv5 – Published: 2026-04-02 08:26 – Updated: 2026-04-02 14:50
VLAI
Title
UID Regex Bypass
Summary
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.
Severity
CWE
- CWE-20 - Improper Input Validation
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://downloads.seppmail.com/extrelnotes/150/ER… | release-notes |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| SEPPmail | Secure Email Gateway |
Affected:
0 , < 15.0.3
(custom)
|
Credits
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CVE-2026-29132 (GCVE-0-2026-29132)
Vulnerability from cvelistv5 – Published: 2026-04-02 08:25 – Updated: 2026-04-02 14:50
VLAI
Title
ESWmail-Verify Bypass
Summary
SEPPmail Secure Email Gateway before version 15.0.3 allows an attacker with access to a victim's GINA account to bypass a second-password check and read protected emails.
Severity
CWE
- CWE-306 - Missing Authentication for Critical Function
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://downloads.seppmail.com/extrelnotes/150/ER… | release-notes |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| SEPPmail | Secure Email Gateway |
Affected:
0 , < 15.0.3
(custom)
|
Credits
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