NewApp Monitoring is live — signups are open. Catch attacks in your app's logs, alerts in Slack.Sign up free How it works

Open-source package vulnerability · Go

CVE-2025-25279: Mattermost allows reading arbitrary files related to importing boards

criticalCVSS 3.1 9.9GHSA-5fwx-p6xh-vjrh

Mattermost versions 10.4.x <= 10.4.1, 9.11.x <= 9.11.7, 10.3.x <= 10.3.2, 10.2.x <= 10.2.2 fail to properly validate board blocks when importing boards which allows an attacker could read any arbitrary file on the system via importing and exporting a specially crafted import archive in Boards.

Published Feb 24, 2025

Affected packages

github.com/mattermost/mattermost/server/v8

Ecosystem: Go
Affected: < 8.0.0-20250122165010-4ed702ccff4e
Fixed in: 8.0.0-20250122165010-4ed702ccff4e
Check: go list -m github.com/mattermost/mattermost/server/v8

github.com/mattermost/mattermost/server/v8

Ecosystem: Go
Affected: >= 9.11.0-rc1, < 9.11.8
Fixed in: 9.11.8
Check: go list -m github.com/mattermost/mattermost/server/v8

github.com/mattermost/mattermost/server/v8

Ecosystem: Go
Affected: >= 10.2.0-rc1, < 10.2.3
Fixed in: 10.2.3
Check: go list -m github.com/mattermost/mattermost/server/v8

github.com/mattermost/mattermost/server/v8

Ecosystem: Go
Affected: >= 10.3.0-rc1, < 10.3.3
Fixed in: 10.3.3
Check: go list -m github.com/mattermost/mattermost/server/v8

github.com/mattermost/mattermost/server/v8

Ecosystem: Go
Affected: >= 10.4.0-rc1, < 10.4.2
Fixed in: 10.4.2
Check: go list -m github.com/mattermost/mattermost/server/v8

Advisory details

From the GitHub Advisory Database (CC BY 4.0).

Mattermost versions 10.4.x <= 10.4.1, 9.11.x <= 9.11.7, 10.3.x <= 10.3.2, 10.2.x <= 10.2.2 fail to properly validate board blocks when importing boards which allows an attacker could read any arbitrary file on the system via importing and exporting a specially crafted import archive in Boards.

References

How this page is made: the data panel comes from the GitHub Advisory Database, CISA’s KEV catalog, the NVD and FIRST EPSS, and updates twice a day. No analysis has been written for this entry yet. Methodology

More Go vulnerabilities