CVE-2025-64095Published

DNN Insufficient Access Control - Image Upload allows for Site Content Overwrite

Collected exploitation and prediction evidence

CISA KEV is observed exploitation evidence. FIRST EPSS is a dated prediction of exploitation in the next 30 days. Missing scores are unknown. This collector requests predictions only for explicit CVE aliases in the public NuGet archive; Microsoft release views retain their existing prediction scope.

CVE-2025-64095

No KEV entry is attached to this observation; this is not evidence that exploitation is absent.

FIRST EPSS: 46.97 % · percentile 98.84 % · scored 8 Nov 2026.

Observed 08 Nov 2026 15:12:21 UTC · Complete immutable risk JSON

cve-program · CVE-2025-64095

Published

DNN (formerly DotNetNuke) is an open-source web content management platform (CMS) in the Microsoft ecosystem. Prior to 10.1.1, the default HTML editor provider allows unauthenticated file uploads and images can overwrite existing files. An unauthenticated user can upload and replace existing files allowing defacing a website and combined with other issue, injection XSS payloads. This vulnerability is fixed in 10.1.1.

Source published: 28 Oct 2025 21:46:11 UTC
Source modified: 29 Oct 2025 14:51:08 UTC
Observed here: 23 Oct 2026 15:48:27 UTC
Source terms: CVE Program Terms of Use

Original source record · Cite this exact observation · Complete original publisher JSON

This view projects the publisher's source fields for reading; the original JSON retains additional fields and CVE enrichment containers. Attribution: cve-program · CVE Program Terms of Use. Source text is retained; field grouping and change labels are provided by ChangeIntel.

CVSS 3.1 · 10.0 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

euvd · EUVD-2025-36564

Published

EUVD source date text has no stated timezone and is retained without inventing a UTC instant. Related bulletin membership is not an alias, common cause or applicability claim. A missing vector with a zero score is treated as unrated. Complete vendor/product and underlying source evidence remains in the original JSON.

Original publisher date fields

datePublished: Oct 28, 2025, 9:46:11 PM

dateUpdated: Oct 29, 2025, 2:51:08 PM

Source published: Oct 28, 2025, 9:46:11 PM (timezone not stated)
Source modified: Oct 29, 2025, 2:51:08 PM (timezone not stated)
Observed here: 9 Nov 2026 04:06:28 UTC
Source terms: ENISA EUVD · source terms and attribution apply

Original source record · Cite this exact observation · Complete original publisher JSON

This view projects the publisher's source fields for reading; the original JSON retains additional fields and CVE enrichment containers. Attribution: euvd · ENISA EUVD · source terms and attribution apply. Source text is retained; field grouping and change labels are provided by ChangeIntel.

EUVD CVSS 3.1 · 10.0 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

nvd · CVE-2025-64095

Published

NVD analysis and CPE criteria are source context, not proof that a package or your environment is affected. Complete affected data, logical configurations and SSVC are retained in the original JSON.

Source analysis status: Analyzed

Weakness classifications: CWE-434

Original publisher date fields

published: 2025-10-28T22:15:38.387

lastModified: 2026-10-18T21:10:00.120

1 source CPE criteria · context only

cpe:2.3:a:dnnsoftware:dotnetnuke:*:*:*:*:*:*:*:*

The original JSON retains the logical configuration operators, exclusions and version bounds.

Source published: 28 Oct 2025 22:15:38 UTC
Source modified: 18 Oct 2026 21:10:00 UTC
Observed here: 25 Oct 2026 03:17:29 UTC
Source terms: NIST NVD usage terms; underlying source attribution retained

Original source record · Cite this exact observation · Complete original publisher JSON

This view projects the publisher's source fields for reading; the original JSON retains additional fields and CVE enrichment containers. Attribution: nvd · NIST NVD usage terms; underlying source attribution retained. Source text is retained; field grouping and change labels are provided by ChangeIntel.

CVSS 3.1 · [email protected] · Secondary · 10.0 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

CVSS 3.1 · [email protected] · Primary · 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

osv · GHSA-3m8r-w7xg-jqvw

Published

### Summary The default HTML editor provider allows unauthenticated file uploads and images can overwrite existing files. ### Description An unauthenticated user can upload and replace existing files allowing defacing a website and combined with other issue, injection XSS payloads.

Source published: 29 Oct 2025 21:48:52 UTC
Source modified: 29 Oct 2025 22:17:08 UTC
Observed here: 23 Oct 2026 16:01:25 UTC
Source terms: GitHub Advisory Database · CC-BY-4.0

Original source record · Cite this exact observation · Complete original publisher JSON

This view projects the publisher's source fields for reading; the original JSON retains additional fields and CVE enrichment containers. Attribution: osv · GitHub Advisory Database · CC-BY-4.0. Source text is retained; field grouping and change labels are provided by ChangeIntel.

CVSS_V3 · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

Publisher rating · CRITICAL