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CVE-2025-15563— Broken Access Control results in Denial of Service in NesterSoft WorkTime

Quick assessment

Affected
NesterSoft Inc. WorkTime (on-prem/cloud)
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

NesterSoft WorkTime是加拿大NesterSoft公司的一个项目跟踪软件。 NesterSoft WorkTime存在安全漏洞，该漏洞源于未授权检查，可能导致数据库配置被重置。

AI Predicted 9.1 Difficulty: Trivial EPSS 0.26% · P17

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2025-15563

Vulnerability Information
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Vulnerability Title
Broken Access Control results in Denial of Service in NesterSoft WorkTime
Source: CVE Program / CVE List V5
Vulnerability Description
Any unauthenticated user can reset the WorkTime on-prem database configuration by sending a specific HTTP request to the WorkTime server. No authorization check is applied here.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
授权机制缺失
Source: CVE Program / CVE List V5
Vulnerability Title
NesterSoft WorkTime 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
NesterSoft WorkTime是加拿大NesterSoft公司的一个项目跟踪软件。 NesterSoft WorkTime存在安全漏洞，该漏洞源于未授权检查，可能导致数据库配置被重置。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
NesterSoft Inc. WorkTime (on-prem/cloud) <= 11.8.8 -

II. Public POCs for CVE-2025-15563

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III. Intelligence Information for CVE-2025-15563

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Vendor Advisories for CVE-2025-15563 (1)

Same Patch Batch · NesterSoft Inc. · 2026-02-19 · 5 CVEs total

CVE-2025-15562 Reflected Cross-Site Scripting in NesterSoft WorkTime
CVE-2025-15561 Local Privilege Escalation in NesterSoft WorkTime
CVE-2025-15559 Unauthenticated OS Command Injection in NesterSoft WorkTime
CVE-2025-15560 SQL Injection in NesterSoft WorkTime

IV. Related Vulnerabilities

Same product: WorkTime (on-prem/cloud)
Same vendor: NesterSoft Inc.
Same weakness: CWE-862

V. Comments for CVE-2025-15563

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