CVE-2025-32371 - CVE House
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Status published Medium CVE-2025-32371

Unexpected external content may be displayed in DNN ImageHandler

Vulnerability 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.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

More from dnnsoftware

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CVE-2025-64095
DNN Insufficient Access Control - Image Upload allows for Site Content Overwrite
Critical 10
CVE-2025-64094
DNN vulnerable to stored cross-site-scripting (XSS) via SVG upload
Medium 6.4
CVE-2025-62802
DNN CKEditor Provider allows unauthenticated upload out-of-the-box
Medium 4.3
CVE-2025-59821
DNN vulnerable to Reflected Cross-Site Scripting (XSS) using url to profile
Medium 6.5
CVE-2025-59548
DNN Vulnerable to Reflected Cross-Site Scripting (XSS) in CKEditor File Browser
Medium 5.9

Affected Vendor

dnnsoftware

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Affected Software

Dnn.Platform
Vulnerable Versions:
< 9.13.4

Timeline

Official Publish: April 9th, 2025
Last Modified: April 9th, 2025
Added to House: July 22nd, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N

Weaknesses (CWE)

CWE-451

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.