Not analysed yet
We haven’t published our analysis of this Advisory yet. Once a person has reviewed it, this page will say what’s vulnerable, what has to be true for your app to be affected, and how to check.
Severity and exploitation
| Score | Rating | CVSS | Vector | Source |
|---|---|---|---|---|
| 7.5 | High | 3.0 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N | GitHub Advisory Database |
- CISA KEV Not listed.
- EPSS 0.54, the 99th percentile, on 6 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.
Timeline
- 31 Oct 2026, 15:24 UTC First seen by agentprime
- 31 Oct 2026, 15:24 UTC Confirmed by OSV
Sources
- GitHub Advisory Database: GHSA-xx3h-j3cx-8qfj
- OSV: GHSA-xx3h-j3cx-8qfj
- nvd.nist.gov/vuln/detail/CVE-2018-18326
- github.com/dnnsoftware/Dnn.Platform/releases
- www.dnnsoftware.com/community/security/security-center
- packetstormsecurity.com/files/157080/DotNetNuke-Cookie-Deserialization-Remote-Code-Execution.html