CVE-2025-49810— Thread summarization allows persistent access to channel
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I. Basic Information for CVE-2025-49810
Vulnerability Information
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Vulnerability Title
Thread summarization allows persistent access to channel
Source: NVD (National Vulnerability Database)
Vulnerability Description
Mattermost versions 10.5.x <= 10.5.8 fail to validate access controls at time of access which allows user to read a thread via AI posts
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
授权机制不正确
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 10.5.8及之前版本存在安全漏洞，该漏洞源于访问控制验证不足，可能导致用户通过AI帖子读取线程。
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 | 10.5.0 ~ 10.5.8 | - |
II. Public POCs for CVE-2025-49810
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POCPremium
No public POC found.
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Same Patch Batch · Mattermost · 2025-08-21 · 9 CVEs total
| CVE-2025-49222 | 6.8 MEDIUM | Mattermost Shared Channel Upload Type Validation Bypass |
| CVE-2025-8023 | 6.8 MEDIUM | Path Traversal in Template Upload Allows Uploading Files Outside Target Directory |
| CVE-2025-36530 | 6.8 MEDIUM | Import Path Traversal Enables Unauthorized Unsigned Plugin Installation |
| CVE-2025-8402 | 4.9 MEDIUM | Nil pointer dereference in bulk import crashes server |
| CVE-2025-6465 | 4.3 MEDIUM | Path traversal in image upload with preview overwrite |
| CVE-2025-47870 | 4.3 MEDIUM | Team invite ID leaked to team admin with no member invite privileges |
| CVE-2025-53971 | 3.8 LOW | Channel and Team Membership APIs inadvertently allow loss of Member privileges. |
| CVE-2025-47700 | 3.5 LOW | AI plugin APIs can be triggered using post actions |
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