CVE-2024-2450
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 8.1.10之前的8.1.x版本、9.2.6之前的9.2.x版本、9.3.2之前的9.3.x版本和9.4.3之前的9.4.x版本存在安全漏洞，该漏洞源于无法正确验证帐户所有权，从而导致经过身份验证的攻击者在特定条件下通过精心设计的切换请求接管其他用户帐户。
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I. Basic Information for CVE-2024-2450
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Mattermost versions 8.1.x before 8.1.10, 9.2.x before 9.2.6, 9.3.x before 9.3.2, and 9.4.x before 9.4.3 fail to correctly verify account ownership when switching from email to SAML authentication, allowing an authenticated attacker to take over other user accounts via a crafted switch request under specific conditions.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
认证机制不恰当
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 8.1.10之前的8.1.x版本、9.2.6之前的9.2.x版本、9.3.2之前的9.3.x版本和9.4.3之前的9.4.x版本存在安全漏洞，该漏洞源于无法正确验证帐户所有权，从而导致经过身份验证的攻击者在特定条件下通过精心设计的切换请求接管其他用户帐户。
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 | 9.5.0 | - |
|
II. Public POCs for CVE-2024-2450
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Same Patch Batch · Mattermost · 2024-03-15 · 5 CVEs total
| CVE-2024-2445 | 6.1 MEDIUM | Reflected XSS in Mattermost Jira plugin |
| CVE-2024-2446 | 4.3 MEDIUM | Mattermost 安全漏洞 |
| CVE-2024-24975 | 3.5 LOW | Denial of Service for mobile app users due to automatic code highlighting |
| CVE-2024-28053 | 3.1 LOW | Resource Exhaustion via the Invitation Feature |
IV. Related Vulnerabilities
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CVE-2026-18223
Mattermost invitation tokens not bound to invited email addr -
CVE-2026-19076
Mattermost fails to reject OAuth application sessions in acc
Same vendor: Mattermost
-
CVE-2026-18799
Mattermost Server fails to restrict Slack import account bin -
CVE-2026-16251
Mattermost local image proxy allows server memory exhaustion -
CVE-2026-18256
Private team metadata disclosure via the team search API -
CVE-2026-18223
Mattermost invitation tokens not bound to invited email addr -
CVE-2026-19076
Mattermost fails to reject OAuth application sessions in acc
Same weakness: CWE-287
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CVE-2026-113682
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Improper Signature Verification of Firmware Update Files -
CVE-2026-107400
Security Vulnerability identified in IBM TRIRIGA - GWT Mock
V. Comments for CVE-2024-2450
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