Description
DNN (formerly DotNetNuke) is an open-source web content management platform (CMS) in the Microsoft ecosystem. The algorithm used to generate the captcha image shows the least complexity of the desired image. For this reason, the created image can be easily read by OCR tools, and the intruder can send automatic requests by building a robot and using this tool. This vulnerability is fixed in 9.13.8.
References (2)
Core 2
Core References
Vendor Advisory x_refsource_confirm
https://github.com/dnnsoftware/Dnn.Platform/security/advisories/GHSA-48q9-3p26-8595
Scores
CVSS v3
4.2
EPSS
0.0017
EPSS Percentile
38.3%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-804
Status
published
Products (1)
dnnsoftware/dotnetnuke
< 9.13.8
Published
Apr 08, 2025
Tracked Since
Feb 18, 2026