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I. Basic Information for CVE-2023-2787
Vulnerability Information

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Vulnerability Title
Collapsed Reply Threads APIs leak message contents from private channels
Source: NVD (National Vulnerability Database)
Vulnerability Description
Mattermost fails to check channel membership when accessing message threads, allowing an attacker to access arbitrary posts by using the message threads API.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/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存在安全漏洞,该漏洞源于在访问消息线程时没有检查频道成员身份,导致攻击者使可以用消息线程API访问任意帖子。
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
VendorProductAffected VersionsCPESubscribe
MattermostMattermost 0 ~ 7.9.3 -
II. Public POCs for CVE-2023-2787
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III. Intelligence Information for CVE-2023-2787
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IV. Related Vulnerabilities
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