madskristensen Miniblog.Core through 2019-01-16 allows remote attackers to execute arbitrary ASPX code via an IMG element with a data: URL, because SaveFilesToDisk in Controllers/BlogController.cs writes a decoded base64 string to a file without validating the extension.
CVSS 2.0
Severity: HIGH
Problem Type: CWE-20,
Products Affected
| Vendor | Product | Version |
|---|---|---|
| miniblog.core_project | miniblog.core | * |
Miniblog.Core v1.0 was discovered to contain a cross-site scripting (XSS) vulnerability in the component /blog/edit. This vulnerability allows attackers to execute arbitrary web scripts or HTML via a crafted payload injected into the Excerpt field.
CVSS 3.x
| Source | Score | Severity | Vector | Exploitability | Impact |
|---|---|---|---|---|---|
| nvd@nist.gov | 4.8 | MEDIUM | CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N | 1.7 | 2.7 |
Products Affected
| Vendor | Product | Version |
|---|---|---|
| miniblog.core_project | miniblog.core | 1.0 |