Medium severity · published Apr 17, 2026
CVE-2026-40305
DNN has Force Friend Request Acceptance
4.3
CVSS
0.2%
EPSS
No
On KEV
Description
DNN (formerly DotNetNuke) is an open-source web content management platform (CMS) in the Microsoft ecosystem. Starting in version 6.0.0 and prior to version 10.2.2, in the friends feature, a user could craft a request that would force the acceptance of a friend request on another user. Version 10.2.2 patches the issue.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
Low
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 8% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DN
Dnn.Platform · dnnsoftware
>= 6.0.0, < 10.2.2 · source: vendor
DO
Dotnetnuke · Dnnsoftware
6.0.0 before 10.2.2 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-40305
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-40305
Release Notes
https://github.com/dnnsoftware/Dnn.Platform/releases/tag/v10.2.2
Vendor Advisory
https://github.com/dnnsoftware/Dnn.Platform/security/advisories/GHSA-fpj4-9qhx-5m6m
More from Dnn.Platform
8.0
CVE-2026-40321
DotNetNuke.Core has stored cross-site-scripting (XSS) via SVG upload
6.5
CVE-2026-40306
DNN has same HostGUID for all new installs