CVE-2025-15559 - Unauthenticated OS Command Injection in NesterSoft WorkTime

CVE ID : CVE-2025-15559 Published : Feb. 19, 2026, 10:45 a.m. | 1 hour, 44 minutes ago Description : An unauthenticated attacker can inject OS commands when calling a server API endpoint in NesterSoft WorkTime. The server API call to generate and download the WorkTime client from the WorkTime server is vulnerable in the “guid” parameter. This allows an attacker to execute arbitrary commands on the WorkTime server as NT Authority\SYSTEM with the highest privileges. Attackers are able to access or manipulate sensitive data and take over the whole server. Severity: 0.0 | NA Visit the link for more details, such as CVSS details, affected products, timeline, and more...