CVE-2026-19852: CWE-434 Unrestricted Upload of File with Dangerous Type in CyberTutor NewSiteServer (NSS)
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.
CVE-2026-19852: CWE-434 Unrestricted Upload of File with Dangerous Type in CyberTutor NewSiteServer (NSS)
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.
CVSS v3.1
Score 6.1medium
Weaknesses
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- twcert
- Date Reserved
- 2026-08-14T09:35:03.910Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a8bc014acd9273b49e07e67
Added to database: 08/24/2026, 03:52:52 UTC
Last updated: 08/24/2026, 03:52:52 UTC
Views: 1
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