# Percona Monitoring and Management 2.7.0
Percona Monitoring and Management (PMM) is a free and open-source platform for managing and monitoring MySQL, MongoDB, and PostgreSQL performance.
In this release, we have updated Grafana to version 6.7.4 to fix [CVE-2020-13379](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-13379/). We recommend updating to the latest version of PMM as soon as possible.
## New Features
- [PMM-5257](https://jira.percona.com/browse/PMM-5257), [PMM-5256](https://jira.percona.com/browse/PMM-5256), & [PMM-5243](https://jira.percona.com/browse/PMM-5243): `pmm-admin` socket option (`–-socket`) to specify UNIX socket path for connecting to MongoDB, PostgreSQL, and ProxySQL instances
## Improvements
- [PMM-2244](https://jira.percona.com/browse/PMM-2244): `pmm-admin status` command output shows both `pmm-admin` and `pmm-agent` versions
- [PMM-5968](https://jira.percona.com/browse/PMM-5968): Disallow PMM Server node or agent removal via API
- [PMM-5946](https://jira.percona.com/browse/PMM-5946): MySQL Table Details dashboard filter on Service Name prevents display of services without data
- [PMM-5926](https://jira.percona.com/browse/PMM-5926): Expose PMM agent version in `pmm-admin status` command
- [PMM-5891](https://jira.percona.com/browse/PMM-5891): PMM Home page now includes News panel
- [PMM-5906](https://jira.percona.com/browse/PMM-5906): Independent update of PMM components deactivated
## Bugs Fixed
- [PMM-6004](https://jira.percona.com/browse/PMM-6004): MySQL exporter reporting wrong values for cluster status (`wsrep_cluster_status`)
- [PMM-4547](https://jira.percona.com/browse/PMM-4547): MongoDB dashboard replication lag count incorrect
- [PMM-5524](https://jira.percona.com/browse/PMM-5524): Prometheus alerting rule changes needs docker restart to activate
- [PMM-5949](https://jira.percona.com/browse/PMM-5949): Unwanted filters applied when moving from QAN to Add Instance page
- [PMM-5870](https://jira.percona.com/browse/PMM-5870): MySQL Table Details dashboard not showing separate service names for tables
- [PMM-5839](https://jira.percona.com/browse/PMM-5839): PostgreSQL metrics disparity between query time and block read/write time
- [PMM-5348](https://jira.percona.com/browse/PMM-5348): Inventory page has inaccessible tabs that need reload to access
- [PMM-5348](https://jira.percona.com/browse/PMM-5348): Incorrect access control vulnerability fix (CVE-2020-13379) by upgrading Grafana to 6.7.4