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20 vulnerabilities by SEPPmail AG
CVE-2026-84832 (GCVE-0-2026-84832)
Vulnerability from nvd – Published: 2026-09-03 08:45 – Updated: 2026-09-04 16:52
VLAI
EPSS
VEX
Title
Unsafe deserialization in the REST interface
Summary
SEPPmail Secure Email Gateway before 15.0.6 deserializes attacker-controlled data in a privileged REST import workflow without adequate validation. An attacker with a privileged API token can execute arbitrary commands with "nobody" privileges.
Severity
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-09-03 12:32 UTC
CWE
Assigner
References
1 reference
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| SEPPmail AG | SEPPmail Secure Email Gateway (SEG) |
Affected:
0 , < 15.0.6
(custom)
|
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CVE-2026-84831 (GCVE-0-2026-84831)
Vulnerability from nvd – Published: 2026-09-03 08:43 – Updated: 2026-09-03 12:34
VLAI
EPSS
VEX
Title
Mandatory MFA bypass before enrollment
Summary
SEPPmail Secure Email Gateway before 15.0.7 creates a fully privileged session before required multi-factor authentication enrollment is completed. An attacker with the password for an MFA-required but unenrolled account can access protected functionality without providing a second factor.
Severity
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-09-03 12:34 UTC
Assigner
References
1 reference
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| SEPPmail AG | SEPPmail Secure Email Gateway (SEG) |
Affected:
0 , < 15.0.7
(custom)
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CVE-2026-84830 (GCVE-0-2026-84830)
Vulnerability from nvd – Published: 2026-09-03 08:45 – Updated: 2026-09-03 12:32
VLAI
EPSS
VEX
Title
OS command injection in privileged configuration handling
Summary
SEPPmail Secure Email Gateway before 15.0.7 contains a command injection vulnerability that allows authenticated administrators to execute commands with elevated privileges.
Severity
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-09-03 12:32 UTC
CWE
Assigner
References
1 reference
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| SEPPmail AG | Secure Email Gateway |
Affected:
0 , < 15.0.7
(custom)
|
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CVE-2026-8811 (GCVE-0-2026-8811)
Vulnerability from nvd – Published: 2026-06-18 09:05 – Updated: 2026-06-18 12:14
VLAI
EPSS
VEX
Title
Path traversal in PDF generation module
Summary
SEPPmail versions before 15.0.5 allow improper handling of attachment filenames during encrypted PDF generation. An attacker can exploit this to create new files outside the intended directory, potentially placing files in web-accessible locations.
Severity
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-06-18 12:09 UTC
CWE
Assigner
References
1 reference
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| SEPPmail AG | Secure Email Gateway |
Affected:
0 , < 15.0.5
(custom)
|
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CVE-2026-7864 (GCVE-0-2026-7864)
Vulnerability from nvd – Published: 2026-05-08 13:12 – Updated: 2026-05-18 16:09
VLAI
EPSS
VEX
Title
Exposure of Sensitive Information to an Unauthorized Actor
Summary
SEPPmail Secure Email Gateway before version 15.0.4 exposes server environment variables through an unauthenticated endpoint in the new GINA UI, allowing remote attackers to obtain sensitive system information.
Severity
SSVC
Exploitation: none
Automatable: yes
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-05-08 14:26 UTC
CWE
- CWE-497 - Exposure of sensitive system information to an unauthorized control sphere
Assigner
References
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| SEPPmail AG | Secure Email Gateway |
Affected:
0 , < 15.0.4
(custom)
|
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CVE-2026-44129 (GCVE-0-2026-44129)
Vulnerability from nvd – Published: 2026-05-08 13:14 – Updated: 2026-05-18 16:14
VLAI
EPSS
VEX
Title
Server-side template injection
Summary
SEPPmail Secure Email Gateway before version 15.0.4 contains a server-side template injection vulnerability in the new GINA UI because an endpoint accepts attacker-controlled template, allowing remote attackers to execute arbitrary template expressions and potentially achieve remote code execution depending on the enabled template plugins.
Severity
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-05-08 14:13 UTC
CWE
- CWE-1336 - Improper neutralization of special elements used in a template engine
Assigner
References
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| SEPPmail AG | Secure Email Gateway |
Affected:
0 , < 15.0.4
(custom)
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CVE-2026-44128 (GCVE-0-2026-44128)
Vulnerability from nvd – Published: 2026-05-08 13:13 – Updated: 2026-05-18 16:13
VLAI
EPSS
VEX
Title
Unauthenticated Remote Code Execution
Summary
SEPPmail Secure Email Gateway before version 15.0.2.1 allows unauthenticated remote code execution in the new GINA UI because an endpoint passes attacker-controlled input from a parameter to Perl's eval.
Severity
SSVC
Exploitation: none
Automatable: yes
Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-05-08 14:18 UTC
CWE
- CWE-95 - Improper neutralization of directives in dynamically evaluated code ('eval injection')
Assigner
References
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| SEPPmail AG | Secure Email Gateway |
Affected:
0 , < 15.0.2.1
(custom)
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CVE-2026-44127 (GCVE-0-2026-44127)
Vulnerability from nvd – Published: 2026-05-08 13:13 – Updated: 2026-05-18 16:12
VLAI
EPSS
VEX
Title
Local File Inclusion (LFI) and Arbitrary File Deletion
Summary
SEPPmail Secure Email Gateway before version 15.0.4 contains an unauthenticated path traversal vulnerability in the identifier parameter of /api.app/attachment/preview that allows remote attackers to read arbitrary local files and trigger deletion of files in the targeted directory with the privileges of the api.app process.
Severity
SSVC
Exploitation: none
Automatable: yes
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-05-08 14:26 UTC
CWE
- CWE-73 - External control of file name or path
Assigner
References
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| SEPPmail AG | Secure Email Gateway |
Affected:
0 , < 15.0.4
(custom)
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CVE-2026-44126 (GCVE-0-2026-44126)
Vulnerability from nvd – Published: 2026-05-08 13:15 – Updated: 2026-05-18 16:16
VLAI
EPSS
VEX
Title
Insecure deserialization
Summary
SEPPmail Secure Email Gateway before version 15.0.4 insecurely deserializes untrusted data, which can be reached from the new GINA UI and may allow unauthenticated remote attackers to execute code via a crafted serialized object.
Severity
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-05-08 14:15 UTC
CWE
- CWE-502 - Deserialization of untrusted data
Assigner
References
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| SEPPmail AG | Secure Email Gateway |
Affected:
0 , < 15.0.4
(custom)
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CVE-2026-44125 (GCVE-0-2026-44125)
Vulnerability from nvd – Published: 2026-05-08 13:15 – Updated: 2026-05-18 16:15
VLAI
EPSS
VEX
Title
Missing Authorization in GINAv2
Summary
SEPPmail Secure Email Gateway before version 15.0.4 fails to enforce authorization checks for multiple endpoints in the new GINA UI, allowing unauthenticated remote attackers to access functionality that should require a valid session.
Severity
SSVC
Exploitation: none
Automatable: yes
Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-05-08 14:04 UTC
CWE
- CWE-862 - Missing Authorization
Assigner
References
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| SEPPmail AG | Secure Email Gateway |
Affected:
0 , < 15.0.4
(custom)
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CVE-2026-84830 (GCVE-0-2026-84830)
Vulnerability from cvelistv5 – Published: 2026-09-03 08:45 – Updated: 2026-09-03 12:32
VLAI
EPSS
VEX
Title
OS command injection in privileged configuration handling
Summary
SEPPmail Secure Email Gateway before 15.0.7 contains a command injection vulnerability that allows authenticated administrators to execute commands with elevated privileges.
Severity
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-09-03 12:32 UTC
CWE
Assigner
References
1 reference
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| SEPPmail AG | Secure Email Gateway |
Affected:
0 , < 15.0.7
(custom)
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CVE-2026-84832 (GCVE-0-2026-84832)
Vulnerability from cvelistv5 – Published: 2026-09-03 08:45 – Updated: 2026-09-04 16:52
VLAI
EPSS
VEX
Title
Unsafe deserialization in the REST interface
Summary
SEPPmail Secure Email Gateway before 15.0.6 deserializes attacker-controlled data in a privileged REST import workflow without adequate validation. An attacker with a privileged API token can execute arbitrary commands with "nobody" privileges.
Severity
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-09-03 12:32 UTC
CWE
Assigner
References
1 reference
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| SEPPmail AG | SEPPmail Secure Email Gateway (SEG) |
Affected:
0 , < 15.0.6
(custom)
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CVE-2026-84831 (GCVE-0-2026-84831)
Vulnerability from cvelistv5 – Published: 2026-09-03 08:43 – Updated: 2026-09-03 12:34
VLAI
EPSS
VEX
Title
Mandatory MFA bypass before enrollment
Summary
SEPPmail Secure Email Gateway before 15.0.7 creates a fully privileged session before required multi-factor authentication enrollment is completed. An attacker with the password for an MFA-required but unenrolled account can access protected functionality without providing a second factor.
Severity
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-09-03 12:34 UTC
Assigner
References
1 reference
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| SEPPmail AG | SEPPmail Secure Email Gateway (SEG) |
Affected:
0 , < 15.0.7
(custom)
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CVE-2026-8811 (GCVE-0-2026-8811)
Vulnerability from cvelistv5 – Published: 2026-06-18 09:05 – Updated: 2026-06-18 12:14
VLAI
EPSS
VEX
Title
Path traversal in PDF generation module
Summary
SEPPmail versions before 15.0.5 allow improper handling of attachment filenames during encrypted PDF generation. An attacker can exploit this to create new files outside the intended directory, potentially placing files in web-accessible locations.
Severity
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-06-18 12:09 UTC
CWE
Assigner
References
1 reference
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| SEPPmail AG | Secure Email Gateway |
Affected:
0 , < 15.0.5
(custom)
|
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CVE-2026-44126 (GCVE-0-2026-44126)
Vulnerability from cvelistv5 – Published: 2026-05-08 13:15 – Updated: 2026-05-18 16:16
VLAI
EPSS
VEX
Title
Insecure deserialization
Summary
SEPPmail Secure Email Gateway before version 15.0.4 insecurely deserializes untrusted data, which can be reached from the new GINA UI and may allow unauthenticated remote attackers to execute code via a crafted serialized object.
Severity
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-05-08 14:15 UTC
CWE
- CWE-502 - Deserialization of untrusted data
Assigner
References
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| SEPPmail AG | Secure Email Gateway |
Affected:
0 , < 15.0.4
(custom)
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CVE-2026-44125 (GCVE-0-2026-44125)
Vulnerability from cvelistv5 – Published: 2026-05-08 13:15 – Updated: 2026-05-18 16:15
VLAI
EPSS
VEX
Title
Missing Authorization in GINAv2
Summary
SEPPmail Secure Email Gateway before version 15.0.4 fails to enforce authorization checks for multiple endpoints in the new GINA UI, allowing unauthenticated remote attackers to access functionality that should require a valid session.
Severity
SSVC
Exploitation: none
Automatable: yes
Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-05-08 14:04 UTC
CWE
- CWE-862 - Missing Authorization
Assigner
References
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| SEPPmail AG | Secure Email Gateway |
Affected:
0 , < 15.0.4
(custom)
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CVE-2026-44129 (GCVE-0-2026-44129)
Vulnerability from cvelistv5 – Published: 2026-05-08 13:14 – Updated: 2026-05-18 16:14
VLAI
EPSS
VEX
Title
Server-side template injection
Summary
SEPPmail Secure Email Gateway before version 15.0.4 contains a server-side template injection vulnerability in the new GINA UI because an endpoint accepts attacker-controlled template, allowing remote attackers to execute arbitrary template expressions and potentially achieve remote code execution depending on the enabled template plugins.
Severity
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-05-08 14:13 UTC
CWE
- CWE-1336 - Improper neutralization of special elements used in a template engine
Assigner
References
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| SEPPmail AG | Secure Email Gateway |
Affected:
0 , < 15.0.4
(custom)
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CVE-2026-44128 (GCVE-0-2026-44128)
Vulnerability from cvelistv5 – Published: 2026-05-08 13:13 – Updated: 2026-05-18 16:13
VLAI
EPSS
VEX
Title
Unauthenticated Remote Code Execution
Summary
SEPPmail Secure Email Gateway before version 15.0.2.1 allows unauthenticated remote code execution in the new GINA UI because an endpoint passes attacker-controlled input from a parameter to Perl's eval.
Severity
SSVC
Exploitation: none
Automatable: yes
Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-05-08 14:18 UTC
CWE
- CWE-95 - Improper neutralization of directives in dynamically evaluated code ('eval injection')
Assigner
References
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| SEPPmail AG | Secure Email Gateway |
Affected:
0 , < 15.0.2.1
(custom)
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CVE-2026-44127 (GCVE-0-2026-44127)
Vulnerability from cvelistv5 – Published: 2026-05-08 13:13 – Updated: 2026-05-18 16:12
VLAI
EPSS
VEX
Title
Local File Inclusion (LFI) and Arbitrary File Deletion
Summary
SEPPmail Secure Email Gateway before version 15.0.4 contains an unauthenticated path traversal vulnerability in the identifier parameter of /api.app/attachment/preview that allows remote attackers to read arbitrary local files and trigger deletion of files in the targeted directory with the privileges of the api.app process.
Severity
SSVC
Exploitation: none
Automatable: yes
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-05-08 14:26 UTC
CWE
- CWE-73 - External control of file name or path
Assigner
References
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| SEPPmail AG | Secure Email Gateway |
Affected:
0 , < 15.0.4
(custom)
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CVE-2026-7864 (GCVE-0-2026-7864)
Vulnerability from cvelistv5 – Published: 2026-05-08 13:12 – Updated: 2026-05-18 16:09
VLAI
EPSS
VEX
Title
Exposure of Sensitive Information to an Unauthorized Actor
Summary
SEPPmail Secure Email Gateway before version 15.0.4 exposes server environment variables through an unauthenticated endpoint in the new GINA UI, allowing remote attackers to obtain sensitive system information.
Severity
SSVC
Exploitation: none
Automatable: yes
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-05-08 14:26 UTC
CWE
- CWE-497 - Exposure of sensitive system information to an unauthorized control sphere
Assigner
References
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
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Affected:
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