CVE-2024-10214— Incorrect Session Creation with Desktop SSO
Quick assessment
Affected
Mattermost Mattermost
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
Mattermost是美国Mattermost公司的一个开源协作平台。 Mattermost 9.11.1版本及之前的9.11.X版本和9.5.9版本及之前的9.5.x版本存在安全漏洞，该漏洞源于使用桌面SSO时错误地颁发两个会话，一个在浏览器中，另一个在桌面上，并且设置不正确。
Possible ATT&CK Techniques 1 AI
T1078.003 · Local Accounts
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I. Basic Information for CVE-2024-10214
Vulnerability Information
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Vulnerability Title
Incorrect Session Creation with Desktop SSO
Source: CVE Program / CVE List V5
Vulnerability Description
Mattermost versions 9.11.X <= 9.11.1, 9.5.x <= 9.5.9 icorrectly issues two sessions when using desktop SSO - one in the browser and one in desktop with incorrect settings.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
认证算法的不正确实现
Source: CVE Program / CVE List V5
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 9.11.1版本及之前的9.11.X版本和9.5.9版本及之前的9.5.x版本存在安全漏洞，该漏洞源于使用桌面SSO时错误地颁发两个会话，一个在浏览器中，另一个在桌面上，并且设置不正确。
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 | 9.11.0 ~ 9.11.1 | - |
|
II. Public POCs for CVE-2024-10214
| # | POC Description | Source Link | Shenlong Link |
|---|
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IV. Related Vulnerabilities
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Same vendor: Mattermost
-
CVE-2026-18799
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Private team metadata disclosure via the team search API -
CVE-2026-18223
Mattermost invitation tokens not bound to invited email addr -
CVE-2026-19076
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Same weakness: CWE-303
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V. Comments for CVE-2024-10214
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