DNN allows loading unused themes on anonymous clients through query parameters

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

• CISA KEV Not listed.
• EPSS 0.0043, the 37th percentile, on 7 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

1. 31 Oct 2026, 15:22 UTC First seen by agentprime
2. 31 Oct 2026, 15:22 UTC Confirmed by OSV

Sources

• GitHub Advisory Database: GHSA-wq2j-w9pm-7x2p
• OSV: GHSA-wq2j-w9pm-7x2p
• github.com/dnnsoftware/Dnn.Platform/security/advisories/GHSA-wq2j-w9pm-7x2p
• nvd.nist.gov/vuln/detail/CVE-2025-59535
• github.com/dnnsoftware/Dnn.Platform/commit/72f30f69fd2214d77f6c2577dfcca495a24caf5c
• dnncommunity.org/?SkinSrc=%5BG%5Dskins%2Fxcillion%2Fhome&ContainerSrc=%5BG%5DContainers%2FXcillion%2FNoTitle
• github.com/dnnsoftware/Dnn.Platform
• github.com/dnnsoftware/Dnn.Platform/blob/develop/DNN%20Platform/Library/UI/Skins/Skin.cs#L305

Facts on this page come from the GitHub Advisory Database (CC-BY 4.0), OSV and the other sources listed, as published. We don’t reproduce full advisory descriptions, which can contain exploit code.