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I. Basic Information for CVE-2023-2783
Vulnerability Information

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Vulnerability Title
App Framework does not checks for the secret provided in the incoming webhook request
Source: NVD (National Vulnerability Database)
Vulnerability Description
Mattermost Apps Framework fails to verify that a secret provided in the incoming webhook request allowing an attacker to modify the contents of the post sent by the Apps.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/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 Apps Framework存在安全漏洞,该漏洞源于允许权限攻击者向应用的Webhook路径发送POST请求并修改应用发布的消息内容。
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 App Framework 0 ~ 7.8.4 -
II. Public POCs for CVE-2023-2783
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III. Intelligence Information for CVE-2023-2783
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IV. Related Vulnerabilities
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