CVE-2025-59547
MEDIUMDescription
DNN (formerly DotNetNuke) is an open-source web content management platform (CMS) in the Microsoft ecosystem. Prior to version 10.1.0, the CKEditor file upload endpoint has insufficient sanitization for filenames allowing probing network endpoints. A specially crafted request can be made to upload a file with Unicode characters, which would be translated into a path that could expose resources in the internal network of the hosted site. This issue has been patched in version 10.1.0.
How to fix
TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works
Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.
CVSS v3 Vector
Exploitability
Impact
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Exploit Intelligence
Low risk: more likely to be exploited than 16% of all known CVEs.
References
Related Vulnerabilities
Other CWE-176 vulnerabilities, ordered by exploit likelihood. View all
| CVE | Severity | CVSS | EPSS | Exploited | Fix |
|---|---|---|---|---|---|
| CVE-2026-48618 | Medium | 6.5 | 3.2% | - | Fix |
| CVE-2024-24691 | Critical | 9.6 | 1.7% | - | Fix |
| CVE-2023-39213 | Critical | 9.6 | 1.4% | - | Fix |
| CVE-2024-47611 | Unscored | - | 0.8% | - | - |
| CVE-2024-43093 | High | 7.3 | 0.7% | KEV | - |
| CVE-2006-10002 | Medium | 7.5 | 0.6% | - | Fix |
Common questions
How do I fix CVE-2025-59547?
Upgrade dotnetnuke to 10.1.0 or later.
Is CVE-2025-59547 being actively exploited?
Not that we know of. CVE-2025-59547 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 0.25% is the estimated probability that it will be exploited in the next 30 days. That is higher than 16% of all scored CVEs.
How severe is CVE-2025-59547?
CVE-2025-59547 has a CVSS v3 base score of 5.3, rated medium. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.
What does CVE-2025-59547 affect?
Published advisories record a fix for dotnetnuke (NVD). Only products with a sourced advisory are listed, so treat this as what we can cite rather than a complete inventory.
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Markdown
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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-09-29.