DNN (aka DotNetNuke) 9.2 through 9.2.1 uses a weak encryption algorithm to protect input parameters.
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Score elevated to 9.0 because this CVE is listed on the CISA Known Exploited Vulnerabilities catalog (added 2021-11-03), indicating real-world exploitation has been confirmed by US federal agencies. NVD baseline CVSS 7.5 retained for reference. Confidence: HIGH.
DNN (aka DotNetNuke) 9.2 through 9.2.1 uses a weak encryption algorithm to protect input parameters.
July 3, 2019
November 7, 2025
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| DotNetNuke.Core | 9.2.0.366, 9.2.1.533 | 9.2.2 | — |
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.
Working exploit code is in the public domain (1 Metasploit module) (1 Exploit-DB entry). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.
DotNetNuke - Cookie Deserialization Remote Code Execution (Metasploit)
Open source ↗DotNetNuke 9.2 - 9.2.1 - Weak Encryption & Cookie Deserialization
Open source ↗DotNetNuke Cookie Deserialization Remote Code Excecution
Open source ↗See which npm, PyPI, Go, and Maven packages are affected by CVE-2018-15811
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CWE-326