cve/2023/CVE-2023-20860.md

### [CVE-2023-20860](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-20860)
![](https://img.shields.io/static/v1?label=Product&message=Spring%20Framework&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Vulnerability&message=Potential%20for%20security%20bypass%20with%20Spring%20mvcRequestMatcher%20configuration&color=brighgreen)

### Description

Spring Framework running version 6.0.0 - 6.0.6 or 5.3.0 - 5.3.25 using "**" as a pattern in Spring Security configuration with the mvcRequestMatcher creates a mismatch in pattern matching between Spring Security and Spring MVC, and the potential for a security bypass.

### POC

#### Reference
No PoCs from references.

#### Github
- https://github.com/ARPSyndicate/cvemon
- https://github.com/DrC0okie/HEIG_SLH_Labo1
- https://github.com/Threekiii/Awesome-POC
- https://github.com/Threekiii/CVE
- https://github.com/ax1sX/SpringSecurity
- https://github.com/d4n-sec/d4n-sec.github.io
- https://github.com/fernandoreb/dependency-check-springboot
- https://github.com/limo520/CVE-2023-20860
- https://github.com/nomi-sec/PoC-in-GitHub