CVE-2025-58075— Arbitrary Mattermost Team can be joined by manipulating the SAML RelayState
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I. Basic Information for CVE-2025-58075
Vulnerability Information
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Vulnerability Title
Arbitrary Mattermost Team can be joined by manipulating the SAML RelayState
Source: NVD (National Vulnerability Database)
Vulnerability 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 RelayState
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
授权机制缺失
Source: NVD (National Vulnerability Database)
Vulnerability Title
Mattermost 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Mattermost是美国Mattermost公司的一个开源协作平台。 Mattermost 10.11.1及之前的10.11.x版本、10.10.2及之前的10.10.x版本和10.5.10及之前的10.5.x版本存在安全漏洞，该漏洞源于未验证用户是否具有使用原始邀请令牌加入Mattermost团队的权限，可能导致攻击者通过操纵RelayState绕过限制加入任意团队。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Mattermost | Mattermost | 10.11.0 ~ 10.11.1 | - |
II. Public POCs for CVE-2025-58075
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · Mattermost · 2025-10-16 · 7 CVEs total
| CVE-2025-58073 | 8.1 HIGH | Arbitrary Mattermost Team can be joined by manipulating the OAuth state |
| CVE-2025-55035 | 6.1 MEDIUM | Mattermost Desktop DoS when user has basic authentication server configured |
| CVE-2025-41410 | 5.4 MEDIUM | Slack import bypasses email verification for team access controls |
| CVE-2025-41443 | 4.3 MEDIUM | Guest user can discover active public channels |
| CVE-2025-10545 | 3.1 LOW | Guest user can add unauthorized team users to private channels |
| CVE-2025-54499 | 3.1 LOW | Insecure string comparison enables timing attacks |
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Same weakness: CWE-862
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V. Comments for CVE-2025-58075
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