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CVE-2018-18325

97
FAUCET Score

CVE-2018-18325 is a critical vulnerability affecting DNN (DotNetNuke) versions 9.2 through 9.2.2, stemming from the use of a weak encryption algorithm for input parameters, an incomplete fix for a previous CVE. This vulnerability carries a high CVSS score of 7.5, indicating a network-exploitable flaw with low attack complexity that could lead to full confidentiality compromise. It is actively exploited in the wild, with readily available exploit modules in Metasploit and Nuclei, despite minimal community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
>= 9.2, <= 9.2.2CPE matchmatch criteria
cpe:2.3:a:dnnsoftware:dotnetnuke:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

7.5HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
3.9
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
74.05%
Probability of exploitation in next 30 days
EPSS Percentile
99.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
Added to KEV · Nov 3, 2021
Metasploit: DotNetNuke Cookie Deserialization Remote Code Excecution · Jul 20, 2017
Nuclei: CVE-2018-18325 · Jun 30, 2021
ExploitDB: EDB-48336 · Apr 16, 2020
This CVE's current EPSS score of 0.7405 is in the 99th percentile among its peer group of 51,485 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

nugetpatch availablevia ghsa
Product: DotNetNuke.CoreFixed in: 9.3.0

Vendor Advisories (1)

nugetGHSA-j3g9-6fx5-gjv7high

Inadequate Encryption Strength in DotNetNuke

Jul 5, 2019

References

cisa.gov / known-exploited-vulnerabilities-catalog
US Government Resource
packetstormsecurity.com / files/157080/DotNetNuke-Cookie-Deserialization-Remote-Code-Execution.html
ExploitThird Party AdvisoryVDB Entry
github.com / dnnsoftware/Dnn.Platform/releases
Release Notes
dnnsoftware.com / community/security/security-center
Vendor Advisory