To report a security issue, please email oss-security@googlegroups.com with a description of the issue, the steps you took to create the issue, affected versions, and, if known, mitigations for the issue.
Our vulnerability management team will respond within 3 working days of your email. If the issue is confirmed as a vulnerability, we will open a Security Advisory and acknowledge your contributions as part of it. This project follows a 90 day disclosure timeline.
Additionally, vulnerabilities can be reported to repository maintainers here on Github.