CVE-2026-40321
DNN (formerly DotNetNuke) is an open-source web content management platform (CMS) in the Microsoft ecosystem. Prior to version 10.2.2, a user could upload a specially crafted SVG file that could include scripts that can target both authenticated and unauthenticated DNN users. The impact is increased if the scripts are run by a power user. Version 10.2.2 patches the issue.
- CVSS 3.1
- 8.0
CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:H - EPSS
- 6.4% chance of exploitation in the next 30 days; higher than 93% of CVEs (scores of 2026-10-26)
- CWE
- CWE-87
- Published
- Modified
- Record from
- the NVD, synced
Affected
- dnnsoftware:dotnetnuke