CVE-2026-126149
CVSS Score
7.5
EPSS Score
0.0%
EPSS Percentile
0th
A integer overflow or wraparound vulnerability in Fortinet FortiMail 8.0.0 through 8.0.1, FortiMail 7.6.0 through 7.6.6, FortiMail 7.4.0 through 7.4.8, FortiMail 7.2 all versions may allow a remote unauthenticated attacker to crash the daemon.
| CWE | CWE-190 |
| Vendor | fortinet |
| Product | fortimail |
| Ecosystems | |
| Industries | NetworkingSecurity |
| Published | Nov 11, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:R Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
Affected Versions
Fortinet / FortiMail
8.0.0 ≤ 8.0.1 7.6.0 ≤ 7.6.6 7.4.0 ≤ 7.4.8 7.2.0 ≤ 7.2.9 7.0.0 ≤ 7.0.9