CVE-2018-15811

DNN (aka DotNetNuke) 9.2 through 9.2.1 uses a weak encryption algorithm to protect input parameters.

CVSS v3.1 NVD

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

CVSS v3.0 GitHub

7.5 HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:H

CVSS v2.0 NVD

5.0 MEDIUMAV:N/AC:L/Au:N/C:P/I:N/A:N

EPSS

76.30% chance of exploitation in the next 30 days, 100th percentile

CISA KEV

added 2021-11-03

Nuclei

high · CWE-326

Published

2019-07-03

Updated

2025-10-21

Proof-of-concept exploits (1)

• http://packetstormsecurity.com/files/157080/DotNetNuke-Cookie-Deserialization-Remote-Code…

Nuclei templates (1)

• projectdiscovery/nuclei-templates/blob/main/http/cves/2018/CVE-2018-15811.yaml

Metasploit modules (1)

• rapid7/metasploit-framework/blob/master/modules/exploits/windows/http/dnn_cookie_deserial…

ExploitDB entries (1)

• https://www.exploit-db.com/exploits/48336

Security advisories

• https://www.dnnsoftware.com/community/security/security-center
• advisories/GHSA-h595-8pw6-5q6v
• dnnsoftware/Dnn.Platform/releases

References

• CVE Record
• NVD entry