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Dotnetnuke CVE-2025-32374

MEDIUM
Allocation of Resources Without Limits or Throttling (CWE-770)
2025-04-09 security-advisories@github.com
5.9
CVSS 3.1 · GitHub Advisory
View

Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A06:2025 - Insecure Design
ASVS 5.0
V2 - Validation and Business Logic Resource allocation limits
MITRE ATT&CK

1 technique across 1 tactic: Impact

The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up.

Impact

CVSS score of 5.9 (MEDIUM). Attack characteristics: network attack vector, high complexity, no privileges required, no user interaction not required. EPSS exploitation probability: 0.30%.

Exploit ScenarioDerived

A remote attacker could exhaust system resources through uncontrolled allocation by sending crafted requests to the affected application. No authentication is required to exploit this vulnerability.

This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).
No patch listed yet 0.3% exploitation probability (EPSS)

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AnalysisAIv1 – Mar 28, 2026

DNN (formerly DotNetNuke) is an open-source web content management platform (CMS) in the Microsoft ecosystem. Rated medium severity (CVSS 5.9), this vulnerability is remotely exploitable, no authentication required. No vendor patch available.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Set resource limits, implement rate limiting, validate input sizes.

Affects your stack

Find out whether the stacks and servers you run are on an affected version.

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

This vulnerability is classified as Allocation of Resources Without Limits (CWE-770), which allows attackers to exhaust system resources through uncontrolled allocation. DNN (formerly DotNetNuke) is an open-source web content management platform (CMS) in the Microsoft ecosystem. Possible denial of service with specially crafted information in the public registration form. This vulnerability is fixed in 9.13.8. Affected products include: Dnnsoftware Dotnetnuke.

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  • Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

GitHub Advisory PRIMARY 5.9 MEDIUM
AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

Primary rating from GitHub Advisory · only source for this CVE.

CVSS VectorGitHub Advisory

Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

DescriptionGitHub Advisory

DNN (formerly DotNetNuke) is an open-source web content management platform (CMS) in the Microsoft ecosystem. Possible denial of service with specially crafted information in the public registration form. This vulnerability is fixed in 9.13.8.

Executive ViewAI

Why It Matters

CVE-2025-32374 presents moderate security risk rated CVSS 5.9. Exploitation could compromise the security of affected deployments. Organizations should apply vendor updates when available and monitor for exploitation.

Business Impact: Low
Compensating Controls

Apply vendor patch. If patching is delayed: restrict network access and enable monitoring.

Threat Intelligence Overview

EPSS Score
0.3%
Top 47% exploitable
Data Quality
4 sources
Confidence: Medium

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity MEDIUM
CISA KEV No
Public POC No
EPSS 0.3%
Patch available No
Active threat No
Deciding rule
MEDIUM severity (CVSS 4.0-6.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Defer
Exploitation· derived
None
System Exposure· derived
Open
Automatable· derived
No
Human Impact
Low

Priority Score

30
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +30
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Denial of Service attacks render applications or systems unavailable by overwhelming resources or triggering failure conditions.

Affected Products (CPE)GitHub Advisory

cpe:2.3:a:dnnsoftware:dotnetnuke:*:*:*:*:*:*:*:*
CVE-2017-9822 HIGH POC
8.8 Jul 20

DNN (aka DotNetNuke) before 9.1.1 has Remote Code Execution via a cookie, aka "2017-08 (Critical) Possible remote code e

CVE-2015-2794 CRITICAL POC
9.8 Feb 06

The installation wizard in DotNetNuke (DNN) before 7.4.1 allows remote attackers to reinstall the application and gain S

CVE-2025-64095 CRITICAL POC
9.8 Oct 28

Unauthenticated attackers can upload and overwrite files in DNN Platform before 10.1.1 through the default HTML editor p

CVE-2025-52488 HIGH POC
8.6 Jun 21

DNN (DotNetNuke) CMS versions 6.0.0 through 10.0.0 contain a vulnerability that can expose NTLM hashes to a third-party

CVE-2020-5187 HIGH POC
8.8 Feb 24

DNN (formerly DotNetNuke) through 9.4.4 allows Path Traversal (issue 2 of 2). Rated high severity (CVSS 8.8), this vulne

CVE-2020-5188 MEDIUM POC
6.5 Feb 24

DNN (formerly DotNetNuke) through 9.4.4 has Insecure Permissions. Rated medium severity (CVSS 6.5), this vulnerability i

CVE-2020-37103 MEDIUM POC
6.4 Feb 03

DotNetNuke 9.5 contains a persistent cross-site scripting vulnerability that allows normal users to upload malicious XML

CVE-2019-12562 MEDIUM POC
6.1 Sep 26

Stored Cross-Site Scripting in DotNetNuke (DNN) Version before 9.4.0 allows remote attackers to store and embed the mali

CVE-2020-5186 MEDIUM POC
5.4 Feb 24

DNN (formerly DotNetNuke) through 9.4.4 allows XSS (issue 1 of 2). Rated medium severity (CVSS 5.4), this vulnerability

CVE-2026-24838 CRITICAL
9.1 Jan 28

DNN (DotNetNuke) CMS has a stored XSS vulnerability (CVSS 9.1) allowing persistent script injection that executes for al

CVE-2025-59545 CRITICAL
9.0 Sep 23

DNN (formerly DotNetNuke) is an open-source web content management platform (CMS) in the Microsoft ecosystem. Rated crit

CVE-2022-2922 MEDIUM POC
4.9 Sep 30

Relative Path Traversal in GitHub repository dnnsoftware/dnn.platform prior to 9.11.0. Rated medium severity (CVSS 4.9),

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