Analysis and contextual insights are available on OpenCVE Cloud.
No vendor fix or workaround currently provided.
Additional remediation guidance may be available on OpenCVE Cloud.
Tracking
Sign in to view the affected projects.
No advisories yet.
Thu, 16 Apr 2026 19:00:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Seppmail secure Email Gateway
|
|
| CPEs | cpe:2.3:a:seppmail:secure_email_gateway:*:*:*:*:*:*:*:* | |
| Vendors & Products |
Seppmail secure Email Gateway
|
|
| Metrics |
cvssV3_1
|
Thu, 02 Apr 2026 14:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
ssvc
|
Thu, 02 Apr 2026 09:00:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | 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. | |
| Title | S/MIME Decryption Impersonation | |
| First Time appeared |
Seppmail
Seppmail seppmail Secure Email Gateway |
|
| Weaknesses | CWE-20 | |
| CPEs | cpe:2.3:a:seppmail:seppmail_secure_email_gateway:*:*:*:*:*:*:*:* | |
| Vendors & Products |
Seppmail
Seppmail seppmail Secure Email Gateway |
|
| References |
| |
| Metrics |
cvssV4_0
|
Status: PUBLISHED
Assigner: NCSC.ch
Published:
Updated: 2026-04-02T13:34:31.668Z
Reserved: 2026-03-04T09:08:07.342Z
Link: CVE-2026-29143
Updated: 2026-04-02T13:34:26.815Z
Status : Analyzed
Published: 2026-04-02T09:16:23.123
Modified: 2026-04-16T18:58:05.780
Link: CVE-2026-29143
No data.
OpenCVE Enrichment
Updated: 2026-04-02T20:21:43Z