Jinja2 from_string Use-After-Free

The vulnerability of the fromstring function in the Jinja2 templater for the Python programming language is related to the lack of measures to sanitize input data. Exploiting this vulnerability allows an attacker to compromise the confidentiality and integrity of the protected information...

PT-2019-1631 · Pallets +3 · Jinja2 +3

Name of the Vulnerable Software and Affected Versions: Jinja2 version 2.10 Description: An issue was discovered in the from string function of Jinja2, which is prone to Server Side Template Injection SSTI. The function takes the source parameter as a template object, renders it, and then returns...