What’s Vulnerable › Vulnerabilities

CVE-2020-11585

• Severity: medium (CVSS 4.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.7% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2020-04-06 · updated 2026-06-17
• Weakness: CWE-330

Description

There is an information disclosure issue in DNN (formerly DotNetNuke) 9.5 within the built-in Activity-Feed/Messaging/Userid/ Message Center module. A registered user is able to enumerate any file in the Admin File Manager (other than ones contained in a secure folder) by sending themselves a message with the file attached, e.g., by using an arbitrary small integer value in the fileIds parameter.

Affected products

• DotNetNuke CMS Fixed in 9.1.1: 9.5.0

References

• https://neff.blog/2020/04/04/dotnetnuke-9-5-file-path-information-disclosure/
• https://neff.blog/2020/04/04/dotnetnuke-9-5-file-path-information-disclosure/

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