cve/2022/CVE-2022-25236.md

### [CVE-2022-25236](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-25236)
![](https://img.shields.io/static/v1?label=Product&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Vulnerability&message=n%2Fa&color=brighgreen)

### Description

xmlparse.c in Expat (aka libexpat) before 2.4.5 allows attackers to insert namespace-separator characters into namespace URIs.

### POC

#### Reference
- http://packetstormsecurity.com/files/167238/Zoom-XMPP-Stanza-Smuggling-Remote-Code-Execution.html
- https://www.oracle.com/security-alerts/cpuapr2022.html

#### Github
- https://github.com/ARGOeu-Metrics/secmon-probes
- https://github.com/ARGOeu/secmon-probes
- https://github.com/ARPSyndicate/cvemon
- https://github.com/EGI-Federation/SVG-advisories
- https://github.com/Satheesh575555/external_expat_AOSP10_r33_CVE-2022-25236
- https://github.com/fokypoky/places-list
- https://github.com/nomi-sec/PoC-in-GitHub