Get real-time updates on Telegram
P4Verified
CVE-2026-107587: hMailServer 6.3.2 to before 6.3.6
CVE-2026-107587. CVSS 3.1 base score 5.9 (MEDIUM, Vendor/CNA).
Affected technology
hMailServer · 6.3.2 to before 6.3.6
Progressive Robot Ltd
Description’s affected range: through 6.3.5
Component: Not specified by the source
Attack conditions (Vendor/CNA, CVSS 3.1): Network (remote) · No privileges required · User interaction required
What an attacker can do
A remote unauthenticated attacker can have S/MIME-encrypted mail that the account later sends to another correspondent also encrypted to the attacker's key. Vendor/CNA’s CVSS 3.1 assessment (base score 5.9/10) rates confidentiality impact as high; integrity impact as low; availability impact as none.
- CWE
- CWE-295
- CCR priority
- 23.6 /100 (P4)
- CVSS 3.1
- 5.9 /10 · CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:L/A:N · Vendor/CNA
- KEV
- no
Provenance
- GitHub Advisory Database · Source record · observed 2026-10-08 18:27:24.781324+00:00 UTC
- NVD CVE API 2.0 · Source record · observed 2026-10-08 17:32:11.049884+00:00 UTC
Stable permalink: https://cybercodered.org/item/cve-cve-2026-107587.html