CVE-2025-15562

Reflected Cross-Site Scripting in NesterSoft WorkTime

Published Feb 19, 2026 CVSS 3.1 · 6.1 Medium EPSS < 1% KEV · Not listed
Description
The server API endpoint /report/internet/urls reflects received data into the HTML response without applying proper encoding or filtering. This allows an attacker to execute arbitrary JavaScript in the victim's browser if the victim opens a URL prepared by the attacker.

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': 6.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N'}

ssvc

{'options': {'Automatable': 'no', '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 The server API endpoint /report/internet/urls reflects received data into the HTML response without applying proper encoding or filtering. This allows an attacker to execute arbitrary JavaScript in the victim's browser if the victim opens a URL prepared by the attacker.
Title Reflected Cross-Site Scripting in NesterSoft WorkTime
Weaknesses CWE-79
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
SEC-VLab
Published
Updated
Feb 20, 2026, 8:34 PM
Reserved
Feb 4, 2026, 7:44 AM
Status
Analyzed
Published
Feb 19, 2026, 11:15 AM
Modified
Jun 17, 2026, 8:38 AM