CVE-2023-36556

Published Oct 10, 2023 CVSS 3.1 · 8.6 High EPSS 1.1% KEV · Not listed
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.

Remediation

Vendor Solution

Please upgrade to FortiMail version 7.4.0 or above Please upgrade to FortiMail version 7.2.3 or above Please upgrade to FortiMail version 7.0.6 or above Please upgrade to FortiMail version 6.4.8 or above

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2023-40503 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.
References
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'No', 'Exploitation': 'None', 'Technical Impact': 'Total'}, 'version': '2.0.3'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'No', 'Exploitation': 'None', 'Technical Impact': 'Total'}, 'version': '2.0.3'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
fortinet
Published
Updated
Dec 16, 2025, 6:23 PM
Reserved
Jun 23, 2023, 2:57 PM
Status
Modified
Published
Oct 10, 2023, 5:15 PM
Modified
Jun 17, 2026, 6:06 AM