CRITICAL 9.8 NuGet
MadsKristensen.AspNetCore.Miniblog subject to Improper Input Validation
GHSA-958r-g534-ccmr · CVE-2019-9845
Published · Modified
AI SAST
Find this class of vulnerability in your own code
Corgea's AI-native static analysis detects vulnerabilities like this one across your repositories, ranks them by exploitability, and returns review-ready fixes.
Description
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.
References
- ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2019-9845
- ADVISORY https://github.com/advisories/GHSA-958r-g534-ccmr
- PACKAGE https://github.com/madskristensen/Miniblog.Core
- WEB https://github.com/madskristensen/Miniblog.Core/blob/master/src/Controllers/BlogController.cs#L142
- WEB https://rastating.github.io/miniblog-remote-code-execution
Ready to move
Start Securing
Free, no credit card | First findings in minutes