Vulnerability Details CVE-2025-15561
An attacker can exploit the update behavior of the WorkTime monitoring daemon to elevate privileges on the local system to NT Authority\SYSTEM. A malicious executable must be named WTWatch.exe and dropped in the C:\ProgramData\wta\ClientExe directory, which is writable by "Everyone". The executable will then be run by the WorkTime monitoring daemon.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.0
EPSS Ranking 3.3%
CVSS Severity
CVSS v3 Score 7.8
References
Products affected by CVE-2025-15561
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cpe:2.3:a:nestersoft:worktime:10.15
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cpe:2.3:a:nestersoft:worktime:10.18
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cpe:2.3:a:nestersoft:worktime:10.19
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cpe:2.3:a:nestersoft:worktime:11.0
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cpe:2.3:a:nestersoft:worktime:11.1
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cpe:2.3:a:nestersoft:worktime:11.1.1-8
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cpe:2.3:a:nestersoft:worktime:11.1.2.2
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cpe:2.3:a:nestersoft:worktime:11.2.2
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cpe:2.3:a:nestersoft:worktime:11.2.3
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cpe:2.3:a:nestersoft:worktime:11.2.4
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cpe:2.3:a:nestersoft:worktime:11.2.5
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cpe:2.3:a:nestersoft:worktime:11.2.6
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cpe:2.3:a:nestersoft:worktime:11.2.7
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cpe:2.3:a:nestersoft:worktime:11.2.9
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cpe:2.3:a:nestersoft:worktime:11.3.0
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cpe:2.3:a:nestersoft:worktime:11.3.4
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cpe:2.3:a:nestersoft:worktime:11.5.1
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cpe:2.3:a:nestersoft:worktime:11.6.1
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cpe:2.3:a:nestersoft:worktime:11.7.3
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cpe:2.3:a:nestersoft:worktime:11.7.4
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cpe:2.3:a:nestersoft:worktime:11.7.6
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cpe:2.3:a:nestersoft:worktime:11.7.7
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cpe:2.3:a:nestersoft:worktime:11.7.9
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cpe:2.3:a:nestersoft:worktime:11.8.0
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cpe:2.3:a:nestersoft:worktime:11.8.1
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cpe:2.3:a:nestersoft:worktime:11.8.2
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cpe:2.3:a:nestersoft:worktime:11.8.3
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cpe:2.3:a:nestersoft:worktime:11.8.4
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cpe:2.3:a:nestersoft:worktime:11.8.5
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cpe:2.3:a:nestersoft:worktime:11.8.6
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cpe:2.3:a:nestersoft:worktime:11.8.7
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cpe:2.3:a:nestersoft:worktime:11.8.8