cve/2018/CVE-2018-7889.md

### [CVE-2018-7889](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-7889)
![](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

gui2/viewer/bookmarkmanager.py in Calibre 3.18 calls cPickle.load on imported bookmark data, which allows remote attackers to execute arbitrary code via a crafted .pickle file, as demonstrated by Python code that contains an os.system call.

### POC

#### Reference
- https://bugs.launchpad.net/calibre/+bug/1753870

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