CVE-2026-126159
CVSS Score
7.5
EPSS Score
0.0%
EPSS Percentile
0th
A authorization bypass through user-controlled key 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 an unauthenticated attacker to release or delete quarantined messages for arbitrary mailboxes via a crafted quarantine release request.
| CWE | CWE-639 |
| 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:H/A:N/E:P/RL:O/RC:C Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
High
Availability
None
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