CVE-2025-59535 - CVE House
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Status published Medium CVE-2025-59535

DotNetNuke.Core allows loading of unused themes on anonymous clients through query parameters

Vulnerability Description

DNN (formerly DotNetNuke) is an open-source web content management platform (CMS) in the Microsoft ecosystem. Prior to version 10.1.0, arbitrary themes can be loaded through query parameters. If an installed theme had a vulnerability, even if it was not used on any page, this could be loaded on unsuspecting clients without knowledge of the site owner. This issue has been patched in version 10.1.0.

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

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CVE-2025-64095
DNN Insufficient Access Control - Image Upload allows for Site Content Overwrite
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CVE-2025-64094
DNN vulnerable to stored cross-site-scripting (XSS) via SVG upload
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CVE-2025-62802
DNN CKEditor Provider allows unauthenticated upload out-of-the-box
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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

View all reports →

Affected Software

Dnn.Platform
Vulnerable Versions:
< 10.1.0

Timeline

Official Publish: September 22nd, 2025
Last Modified: September 23rd, 2025
Added to House: July 22nd, 2026

CVSS Vectors

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

Weaknesses (CWE)

CWE-20 CWE-200 CWE-829

MITRE ATT&CK TTPs

T1190 Exploit Public-Facing Application
Initial Access
T1059 Command and Scripting Interpreter
Execution
T1068 Exploitation for Privilege Escalation
Privilege Escalation
T1213 Data from Information Repositories
Collection
T1565.002 Stored Data Manipulation
Impact
T1005 Data from Local System
Collection
T1552 Unsecured Credentials
Credential Access
T1041 Exfiltration Over C2 Channel
Exfiltration