NewSiteServer (NSS) developed by CyberTutor has an Arbitrary File Upload vulnerability. Unauthenticated remote attackers can upload arbitrary files, including malicious HTML files, thereby achieving effects similar to cross-site scripting.

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Fixes

Solution

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Workaround

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History

Mon, 24 Aug 2026 21:15:00 +0000

Type Values Removed Values Added
First Time appeared Cybertutor
Cybertutor new Site Server
Vendors & Products Cybertutor
Cybertutor new Site Server

Mon, 24 Aug 2026 04:00:00 +0000

Type Values Removed Values Added
Description NewSiteServer (NSS) developed by CyberTutor has an Arbitrary File Upload vulnerability. Unauthenticated remote attackers can upload arbitrary files, including malicious HTML files, thereby achieving effects similar to cross-site scripting.
Title CyberTutor|NewSiteServer (NSS) - Arbitrary File Upload
Weaknesses CWE-434
References
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'}

cvssV4_0

{'score': 5.1, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: twcert

Published:

Updated: 2026-08-24T16:49:20.971Z

Reserved: 2026-08-14T09:35:03.910Z

Link: CVE-2026-19852

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-08-24T04:16:57.517

Modified: 2026-08-24T17:17:22.107

Link: CVE-2026-19852

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-24T21:00:12Z

Weaknesses