CVE-2025-58073 — Missing Authorization in Mattermost Mattermost-server

CWE-862 — Missing Authorization5 documents4 sources
Severity
8.1HIGHNVD
EPSS
0.0%
top 86.05%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
4
Github.com Mattermost Mattermost-serverGithub.com Mattermost Mattermost Server V8Mattermost Server+1 more
Timeline
PublishedOct 16
Latest updateOct 30

Description

Mattermost versions 10.11.x <= 10.11.1, 10.10.x <= 10.10.2, 10.5.x <= 10.5.10 fail to verify a user has permission to join a Mattermost team using the original invite token which allows any attacked to join any team on a Mattermost server regardless of restrictions via manipulating the OAuth state.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:NExploitability: 2.8 | Impact: 5.2

Affected Packages4 packages

▶NVDmattermost/mattermost_server10.5.0 — 10.5.11+2
▶Gogithub.com/mattermost_mattermost-server10.11.0 — 10.11.2+5
▶Gogithub.com/mattermost_mattermost_server_v8< 8.0.0-20250807174701-e14175eb6539
▶CVEListV5mattermost/mattermost10.11.0 — 10.11.1+2

🔴Vulnerability Details

4
OSV
Mattermost has a Missing Authorization vulnerability in github.com/mattermost/mattermost-server↗2025-10-30
▶
OSV
Mattermost has a Missing Authorization vulnerability↗2025-10-16
▶
GHSA
Mattermost has a Missing Authorization vulnerability↗2025-10-16
▶
CVEList
Arbitrary Mattermost Team can be joined by manipulating the OAuth state↗2025-10-16
▶
CVE-2025-58073 — Missing Authorization | cvebase