CVE-2025-15563

Broken Access Control results in Denial of Service in NesterSoft WorkTime

Published Feb 19, 2026 CVSS 3.1 · 5.3 Medium EPSS < 1% KEV · Not listed
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.

Remediation

Vendor Solution

The vendor did not respond to our communication attempts anymore. It is currently as of February 2026 unclear, whether a patch is available. Please contact the vendor to request a patch for the identified critical security issues.

Tracking

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Advisories

No advisories available
References
History
Type Values Removed Values Added
CPEs cpe:2.3:a:nestersoft:worktime:*:*:*:*:cloud:*:*:*
cpe:2.3:a:nestersoft:worktime:*:*:*:*:on-premise:*:*:*
Type Values Removed Values Added
Metrics cvssV3_1

{'score': 5.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Nestersoft
Nestersoft worktime
Vendors & Products Nestersoft
Nestersoft worktime
Type Values Removed Values Added
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.
Title Broken Access Control results in Denial of Service in NesterSoft WorkTime
Weaknesses CWE-862
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
SEC-VLab
Published
Updated
Feb 20, 2026, 8:35 PM
Reserved
Feb 4, 2026, 7:44 AM
Status
Analyzed
Published
Feb 19, 2026, 11:15 AM
Modified
Jun 17, 2026, 8:38 AM