CVE-2025-32371
Unexpected external content may be displayed in DNN ImageHandler
Description
DNN (formerly DotNetNuke) is an open-source web content management platform (CMS) in the Microsoft ecosystem. A url could be crafted to the DNN ImageHandler to render text from a querystring parameter. This text would display in the resulting image and a user that trusts the domain might think that the information is legitimate. This vulnerability is fixed in 9.13.4.
INFO
Published Date :
April 9, 2025, 4:15 p.m.
Last Modified :
Aug. 26, 2025, 12:48 a.m.
Remotely Exploit :
Yes !
Source :
[email protected]
Affected Products
The following products are affected by CVE-2025-32371
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | MEDIUM | [email protected] |
Solution
- Update DNN to version 9.13.4.
- Validate the image handler functionality.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2025-32371.
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2025-32371 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2025-32371
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2025-32371 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2025-32371 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
Initial Analysis by [email protected]
Aug. 26, 2025
Action Type Old Value New Value Added CPE Configuration OR *cpe:2.3:a:dnnsoftware:dotnetnuke:*:*:*:*:*:*:*:* versions up to (excluding) 9.13.4 Added Reference Type GitHub, Inc.: https://github.com/dnnsoftware/Dnn.Platform/commit/5def7cc2e7931bb1041b21540bde99f96874a5a9 Types: Patch Added Reference Type GitHub, Inc.: https://github.com/dnnsoftware/Dnn.Platform/security/advisories/GHSA-2rrc-g594-rhqw Types: Vendor Advisory -
New CVE Received by [email protected]
Apr. 09, 2025
Action Type Old Value New Value Added Description DNN (formerly DotNetNuke) is an open-source web content management platform (CMS) in the Microsoft ecosystem. A url could be crafted to the DNN ImageHandler to render text from a querystring parameter. This text would display in the resulting image and a user that trusts the domain might think that the information is legitimate. This vulnerability is fixed in 9.13.4. Added CVSS V3.1 AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N Added CWE CWE-451 Added Reference https://github.com/dnnsoftware/Dnn.Platform/commit/5def7cc2e7931bb1041b21540bde99f96874a5a9 Added Reference https://github.com/dnnsoftware/Dnn.Platform/security/advisories/GHSA-2rrc-g594-rhqw