Vulnerability Details CVE-2025-58386
In Terminalfour 8 through 8.4.1.1, the userLevel parameter in the user management function is not subject to proper server-side authorization checks. A Power User can intercept and modify this parameter to assign the Administrator role to other existing lower-privileged accounts, or invite a new lower-privileged account and escalate its privileges. While manipulating this request, the Power User can also change the target account's password, effectively taking full control of it.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 17.3%
CVSS Severity
CVSS v3 Score 9.8
Products affected by CVE-2025-58386
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cpe:2.3:a:terminalfour:terminalfour:8.0.0
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cpe:2.3:a:terminalfour:terminalfour:8.1.6.1
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cpe:2.3:a:terminalfour:terminalfour:8.1.6.2
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cpe:2.3:a:terminalfour:terminalfour:8.1.6.3
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cpe:2.3:a:terminalfour:terminalfour:8.1.7
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cpe:2.3:a:terminalfour:terminalfour:8.1.7.1
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cpe:2.3:a:terminalfour:terminalfour:8.1.7.2
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cpe:2.3:a:terminalfour:terminalfour:8.1.7.3
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cpe:2.3:a:terminalfour:terminalfour:8.1.8
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cpe:2.3:a:terminalfour:terminalfour:8.1.8.1
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cpe:2.3:a:terminalfour:terminalfour:8.1.8.2
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cpe:2.3:a:terminalfour:terminalfour:8.1.9
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cpe:2.3:a:terminalfour:terminalfour:8.1.9.1
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cpe:2.3:a:terminalfour:terminalfour:8.1.9.10
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cpe:2.3:a:terminalfour:terminalfour:8.1.9.11
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cpe:2.3:a:terminalfour:terminalfour:8.1.9.2
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cpe:2.3:a:terminalfour:terminalfour:8.1.9.3
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cpe:2.3:a:terminalfour:terminalfour:8.1.9.4
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cpe:2.3:a:terminalfour:terminalfour:8.1.9.5
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cpe:2.3:a:terminalfour:terminalfour:8.1.9.6
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cpe:2.3:a:terminalfour:terminalfour:8.1.9.7
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cpe:2.3:a:terminalfour:terminalfour:8.1.9.8
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cpe:2.3:a:terminalfour:terminalfour:8.1.9.9
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cpe:2.3:a:terminalfour:terminalfour:8.2.0
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cpe:2.3:a:terminalfour:terminalfour:8.2.1
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cpe:2.3:a:terminalfour:terminalfour:8.2.10
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cpe:2.3:a:terminalfour:terminalfour:8.2.10.1
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cpe:2.3:a:terminalfour:terminalfour:8.2.10.2
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cpe:2.3:a:terminalfour:terminalfour:8.2.11
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cpe:2.3:a:terminalfour:terminalfour:8.2.12
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cpe:2.3:a:terminalfour:terminalfour:8.2.13
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cpe:2.3:a:terminalfour:terminalfour:8.2.14
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cpe:2.3:a:terminalfour:terminalfour:8.2.14.1
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cpe:2.3:a:terminalfour:terminalfour:8.2.15
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cpe:2.3:a:terminalfour:terminalfour:8.2.15.1
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cpe:2.3:a:terminalfour:terminalfour:8.2.15.2
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cpe:2.3:a:terminalfour:terminalfour:8.2.16
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cpe:2.3:a:terminalfour:terminalfour:8.2.17
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cpe:2.3:a:terminalfour:terminalfour:8.2.18
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cpe:2.3:a:terminalfour:terminalfour:8.2.18.1
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cpe:2.3:a:terminalfour:terminalfour:8.2.18.2
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cpe:2.3:a:terminalfour:terminalfour:8.2.18.2.1
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cpe:2.3:a:terminalfour:terminalfour:8.2.18.2.2
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cpe:2.3:a:terminalfour:terminalfour:8.2.18.2.3
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cpe:2.3:a:terminalfour:terminalfour:8.2.18.3
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cpe:2.3:a:terminalfour:terminalfour:8.2.18.4
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cpe:2.3:a:terminalfour:terminalfour:8.2.18.5
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cpe:2.3:a:terminalfour:terminalfour:8.2.18.6
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cpe:2.3:a:terminalfour:terminalfour:8.2.18.7
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cpe:2.3:a:terminalfour:terminalfour:8.2.18.8
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cpe:2.3:a:terminalfour:terminalfour:8.2.2
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cpe:2.3:a:terminalfour:terminalfour:8.2.3
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cpe:2.3:a:terminalfour:terminalfour:8.2.4
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cpe:2.3:a:terminalfour:terminalfour:8.2.4.1
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cpe:2.3:a:terminalfour:terminalfour:8.2.5
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cpe:2.3:a:terminalfour:terminalfour:8.2.6
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cpe:2.3:a:terminalfour:terminalfour:8.2.7
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cpe:2.3:a:terminalfour:terminalfour:8.2.8
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cpe:2.3:a:terminalfour:terminalfour:8.2.9
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cpe:2.3:a:terminalfour:terminalfour:8.3.0
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cpe:2.3:a:terminalfour:terminalfour:8.3.1
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cpe:2.3:a:terminalfour:terminalfour:8.3.1.1
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cpe:2.3:a:terminalfour:terminalfour:8.3.1.2
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cpe:2.3:a:terminalfour:terminalfour:8.3.10
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cpe:2.3:a:terminalfour:terminalfour:8.3.11
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cpe:2.3:a:terminalfour:terminalfour:8.3.11.1
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cpe:2.3:a:terminalfour:terminalfour:8.3.11.2
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cpe:2.3:a:terminalfour:terminalfour:8.3.12
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cpe:2.3:a:terminalfour:terminalfour:8.3.13
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cpe:2.3:a:terminalfour:terminalfour:8.3.14
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cpe:2.3:a:terminalfour:terminalfour:8.3.14.1
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cpe:2.3:a:terminalfour:terminalfour:8.3.14.2
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cpe:2.3:a:terminalfour:terminalfour:8.3.15
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cpe:2.3:a:terminalfour:terminalfour:8.3.16
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cpe:2.3:a:terminalfour:terminalfour:8.3.16.1
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cpe:2.3:a:terminalfour:terminalfour:8.3.17
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cpe:2.3:a:terminalfour:terminalfour:8.3.18
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cpe:2.3:a:terminalfour:terminalfour:8.3.19
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cpe:2.3:a:terminalfour:terminalfour:8.3.19.1
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cpe:2.3:a:terminalfour:terminalfour:8.3.2
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cpe:2.3:a:terminalfour:terminalfour:8.3.2.1
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cpe:2.3:a:terminalfour:terminalfour:8.3.20
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cpe:2.3:a:terminalfour:terminalfour:8.3.20.1
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cpe:2.3:a:terminalfour:terminalfour:8.3.3
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cpe:2.3:a:terminalfour:terminalfour:8.3.3.1
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cpe:2.3:a:terminalfour:terminalfour:8.3.4
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cpe:2.3:a:terminalfour:terminalfour:8.3.4.1
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cpe:2.3:a:terminalfour:terminalfour:8.3.4.2
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cpe:2.3:a:terminalfour:terminalfour:8.3.5
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cpe:2.3:a:terminalfour:terminalfour:8.3.6
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cpe:2.3:a:terminalfour:terminalfour:8.3.6.1
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cpe:2.3:a:terminalfour:terminalfour:8.3.6.2
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cpe:2.3:a:terminalfour:terminalfour:8.3.7
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cpe:2.3:a:terminalfour:terminalfour:8.3.8
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cpe:2.3:a:terminalfour:terminalfour:8.3.8.1
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cpe:2.3:a:terminalfour:terminalfour:8.3.9
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cpe:2.3:a:terminalfour:terminalfour:8.4.0
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cpe:2.3:a:terminalfour:terminalfour:8.4.1
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cpe:2.3:a:terminalfour:terminalfour:8.4.1.1