Moole Vulnerability Database

Find real vulnerabilities before they ship

Medium

CVE-2026-24692

Mattermost versions 11.3.x <= 11.3.0, 11.2.x <= 11.2.2, 10.11.x <= 10.11.10 fail to properly enforce read permissions in search API endpoints which allows guest users without read permissions to access posts and files in channels via search API requests. Mattermost Advisory ID: MMSA-2025-00554

VectorNETWORK

PublishedMar 16, 2026, 15:16

Published Byresponsibledisclosure@mattermost.com

Base Score

Score4.3

Affected Versions

Package (Ecosystem)IntroducedFixedLimit

github.com/mattermost/mattermost/server/v8(Go)08.0.0-20260107142155-0481bd1fb045N/A

github.com/mattermost/mattermost-server(Go)05.3.2-0.20260107142155-0481bd1fb045N/A

github.com/mattermost/mattermost-server(Go)10.11.0-rc110.11.11N/A

github.com/mattermost/mattermost-server(Go)11.2.0-rc111.2.3N/A

github.com/mattermost/mattermost-server(Go)11.3.0-rc111.3.1N/A

References

https://mattermost.com/security-updates

Weakness Type

CWE-863

CVSS Metrics

Base Score

4.3

Vector String

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Base SeverityMedium

Version

3.1

Attack Vector (AV)

NETWORK