mattermost security release

Mattermost security updates 7.3.1, 7.2.1, 7.1.4 (ESR) released

We’re informing you about a Mattermost security update, which addresses medium-level severity vulnerabilities. We highly recommend that you apply the update.

The security update is available for Mattermost dot releases 7.3.1, 7.2.1, 7.1.4 (Extended Support Release) for both Team Edition and Enterprise Edition. They are available for download here.

This security update is also available in the latest 7.4.0 release.

Customer safety and data security are the utmost priorities for Mattermost. For our customers’ protection, and as outlined in our Responsible Disclosure policy, Mattermost does not disclose specifics on this vulnerability until 30 days after this announcement. After 30 days, we will publish specific details on the vulnerability on our Security Updates webpage.

Mattermost 7.3.1 version also resolves the following bug:

  • Reverted the new search of names in PostgreSQL using full text search introduced in v7.3.0 due to a performance regression.

You can follow the standard upgrade instructions to apply the updates.


Amy Blais is the Release Manager at Mattermost, Inc. Her other roles include Community and Customer Support. She previously served as the company’s Associate Marketing Manager.