CVE-2026-29140
7.7
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:H/SI:N/SA:N
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.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| SEPPmail | Secure Email Gateway | 0 < 15.0.3 | affected |
Weaknesses
- CWE-295: CWE-295 Improper Certificate Validation
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: yes
- Technical Impact: partial
References
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