CVE-2026-126159
A authorization bypass through user-controlled key vulnerability in Fortinet FortiMail 8.0.0...
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.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- High
- Availability
- None
What each source reports
CVE List Score used
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.
- Record
CVE-2026-126159- CVSS 3.1
- 7.5 High
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 - Weakness
- CWE-639
- Updated
- 2026-11-11
EUVDEUVD-2026-123832
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.
- Record
EUVD-2026-123832- CVSS 3.1
- 7.5 High
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 - Updated
- 2026-11-12
GitHub AdvisoriesGHSA-289g-jgr3-r2rc
A authorization bypass through user-controlled key vulnerability in Fortinet FortiMail 8.0.0...
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.
- Record
GHSA-289g-jgr3-r2rc- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N - Weakness
- CWE-639
- Updated
- 2026-11-12
NVD
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.
- Record
CVE-2026-126159- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N - Weakness
- CWE-639
- Updated
- 2026-11-11
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| published | EUVD | |
| aliases, references, title | GitHub Advisories, NVD | |
| cwes, severity | CVE List | |
| first indexed | EUVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-126159 is a high vulnerability (CVSS 7.5) in Fortinet Fortimail, published November 11, 2026. No source lists public exploit code. No source names a fixed version.