CVE-2026-7864 json
Exposure of Sensitive Information to an Unauthorized Actor
published 2026-05-08 6 mo ago modified 2026-10-26 13 d ago also EUVD-2026-28590
- cvss
- 6.9
- version 4.0, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 16.1%
- EPSS 16.1% chance of exploitation in 30 days, percentile 96%
- public exploits
- 0
- none known
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.
Patch / fix
- SEPPmail AG Secure Email Gateway 15.0.4
CISA SSVC
- Exploitation
- none
- Automatable
- yes
- Technical impact
- partial
- Assessed
- 6 mo ago
Exploit prediction
16.11% chance of exploitation in the next 30 days, higher than 96% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 4.0 | 6.9 | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N |
| CNA | 4.0 | 6.9 | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X |
Affected products
- SEPPmail AG Secure Email Gateway
Classification
- Weakness
-
- CWE-497 Exposure of Sensitive System Information to an Unauthorized Control Sphere
References
Sources
- CVE List CVE-2026-7864
- NVD CVE-2026-7864
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