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Status published
High
CVE-2023-36556
An incorrect authorization vulnerability [CWE-863] in FortiMail webmail version 7.2.0...
Vulnerability Description
An incorrect authorization vulnerability [CWE-863] in FortiMail webmail version 7.2.0 through 7.2.2, version 7.0.0 through 7.0.5 and below 6.4.7 allows an authenticated attacker to login on other users accounts from the same web domain via crafted HTTP or HTTPs requests.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
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Affected Vendor
Fortinet
View all reports →Affected Software
FortiMail
Vulnerable Versions:
7.2.0, 7.0.0, 6.4.0, 6.2.0, 6.0.0
Timeline
Official Publish:
October 10th, 2023
Last Modified:
December 16th, 2025
Added to House:
July 22nd, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:F/RL:X/RC:C