Junglewise Threat Intelligence

CVE-2025-14273: GO-2026-4275 - Mattermost with Jira plugin enabled has Incorrect Implementation of Authentication Algorithm in github.com/mattermost/mattermost-plugin-jira

CVE-2025-14273 · Severity: low · CVSS 3.1 · Published 2026-01-12

Technologies: github.com/mattermost/mattermost-server/v5 (Go), github.com/mattermost/mattermost-server/v6 (Go), github.com/mattermost/mattermost-plugin-jira (Go), github.com/mattermost/mattermost/server/v8 (Go), github.com/mattermost/mattermost-server (Go). Vendors: Go.

Executive brief

Mattermost with Jira plugin enabled has Incorrect Implementation of Authentication Algorithm in github.com/mattermost/mattermost-plugin-jira

Affected products

  • Go github.com/mattermost/mattermost-server/v5
  • Go github.com/mattermost/mattermost-server/v6
  • Go github.com/mattermost/mattermost-plugin-jira
  • Go github.com/mattermost/mattermost/server/v8
  • Go github.com/mattermost/mattermost-server

Related threats