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CVE-2025-59545 — Vulnerability in DotNetNuke.Core — CVE Details

CRITICAL

DNN Vulnerable to Stored Cross-Site Scripting (XSS) in the Prompt module

Published September 23, 2025Updated September 23, 2025Source: osv

Summary

# Summary The Prompt module allows execution of commands that can return raw HTML. Malicious input, even if sanitized for display elsewhere, can be executed when processed through certain commands, leading to potential script execution (XSS). # Description The application sanitizes most user-submitted data before displaying it in entry forms. However, the Prompt module is capable of running commands whose output is treated as HTML. This creates a vulnerability where a malicious user can craft input containing embedded scripts or harmful markup. If such malicious content is later processed by a Prompt command and returned as HTML, it bypasses the standard sanitation mechanisms. Simply executing a specific command through the Prompt module could render this untrusted data and cause unintended script execution in the browser specially in the context of a super-user.

Advisory Timeline

  • First published September 23, 2025 (384 days ago).
  • Last revised September 23, 2025 — 0 days after initial publication.

Remediation

Upgrade to the fixed version using your package manager.

NuGet
Update DotNetNuke.Core to 10.1.0 or later
dotnet add package DotNetNuke.Core --version 10.1.0

After upgrading, run your dependency scanner again to confirm the vulnerability is resolved.

Affected Packages (1)

Affects 1 ecosystem: nuget (1).

PackageEcosystemAffectedFixed In
DotNetNuke.Core
nuget
10.0.0, 10.0.1, 6.0.0, 7.0.0 (+57 more)10.1.0

Vulnerability Classification

Common Weakness Enumeration (CWE) identifiers for this vulnerability type.

  • CWE-79
    Cross-site Scripting (XSS)MITRE

CVSS Score Breakdown

What the CVSS (Common Vulnerability Scoring System) 9.0 score means for each attack dimension.

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
Required
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High

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

Frequently Asked Questions

What is CVE-2025-59545?
DNN Vulnerable to Stored Cross-Site Scripting (XSS) in the Prompt module This vulnerability has been assigned a severity rating of CRITICAL (CVSS score: 9.0/10).
How do I check if my project is affected by CVE-2025-59545?
CVE-2025-59545 affects DotNetNuke.Core. Use GeekWala's free vulnerability scanner to check your dependencies against CVE-2025-59545 and 200,000+ other known vulnerabilities.

Severity & Exploitability

CVSS Score
9.0

Exploitation is straightforward and causes maximum impact. Patch immediately.

Also Known As

GHSA-2qxc-mf4x-wr29

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