CVE-2021-21394 Denial of service (via resource exhaustion) due to improper input validation on third-party identifier endpoints

Synapse is a Matrix reference homeserver written in python pypi package matrix-synapse. Matrix is an ecosystem for open federated Instant Messaging and VoIP. In Synapse before version 1.28.0 Synapse is missing input validation of some parameters on the endpoints used to confirm third-party...

CVE-2020-15271

In lookatme python/pypi package versions prior to 2.3.0, the package automatically loaded the built-in "terminal" and "fileloader" extensions. Users that use lookatme to render untrusted markdown may have malicious shell commands automatically run on their system. This is fixed in version 2.3.0. ...