cve/2022/CVE-2022-0903.md

### [CVE-2022-0903](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-0903)
![](https://img.shields.io/static/v1?label=Product&message=Mattermost&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=6.3%3C%206.3.3%20&color=brighgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=Call%20stack%20overflow%20%2F%20goroutine%20stack%20overflow&color=brighgreen)

### Description

A call stack overflow bug in the SAML login feature in Mattermost server in versions up to and including 6.3.2 allows an attacker to crash the server via submitting a maliciously crafted POST body.

### POC

#### Reference
- https://mattermost.com/security-updates/

#### Github
No PoCs found on GitHub currently.