CVEs-PoC/2021/CVE-2021-27836.md

### [CVE-2021-27836](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-27836)
![](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

An issue was discoverered in in function xls_getWorkSheet in xls.c in libxls 1.6.2, allows attackers to cause a denial of service, via a crafted XLS file.

### POC

#### Reference
- https://github.com/libxls/libxls/issues/94

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