CVE-2023-4108— Audit logging fails to sanitize post metadata
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I. Basic Information for CVE-2023-4108
Vulnerability Information
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Vulnerability Title
Audit logging fails to sanitize post metadata
Source: NVD (National Vulnerability Database)
Vulnerability Description
Mattermost fails to sanitize post metadata during audit logging resulting in permalinks contents being logged
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:N/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
通过日志文件的信息暴露
Source: NVD (National Vulnerability Database)
Vulnerability Title
Mattermost 日志信息泄露漏洞
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，该漏洞源于审核日志记录期间未对帖子元数据进行适当的清理，导致永久链接（permalinks）的内容被记录下来。
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 | 0 ~ 7.8.7 | - |
II. Public POCs for CVE-2023-4108
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · Mattermost · 2023-08-11 · 4 CVEs total
| CVE-2023-4107 | 6.7 MEDIUM | Incorrect authorization allows a user manager to update a system admin |
| CVE-2023-4106 | 6.3 MEDIUM | A guest user can perform various actions on public playbooks |
| CVE-2023-4105 | 3.1 LOW | Attachment of deleted message in a thread remains accessible and downloadable |
IV. Related Vulnerabilities
Same product: Mattermost
- CVE-2026-3590
Race Condition in Guest Magic Link Authentication Allows Tok - CVE-2026-28741
CSRF Protection Bypass Allows Updating a User's Authenticati - CVE-2026-27769
Connected Workspaces: Malicious remote server can manipulate - CVE-2026-24661
Unbounded Request Body Read in MS Teams Plugin {{/changes}} - CVE-2026-21388
Unbounded Request Body Read in MS Teams Plugin {{/lifecycle}
Same vendor: Mattermost
- CVE-2026-3590
Race Condition in Guest Magic Link Authentication Allows Tok - CVE-2026-28741
CSRF Protection Bypass Allows Updating a User's Authenticati - CVE-2026-27769
Connected Workspaces: Malicious remote server can manipulate - CVE-2026-24661
Unbounded Request Body Read in MS Teams Plugin {{/changes}} - CVE-2026-21388
Unbounded Request Body Read in MS Teams Plugin {{/lifecycle}
Same weakness: CWE-532
- CVE-2026-42282
n8n-MCP: Sensitive MCP tool-call arguments logged on authent - CVE-2026-41495
n8n-MCP Logs Sensitive Request Data on Unauthorized /mcp Req - CVE-2026-41004
VMware Spring Cloud Config 日志信息泄露漏洞 - CVE-2024-30151
HCL BigFix Service Management (SM) is susceptible to Broken - CVE-2026-7824
PaperCut Hive (Ricoh): Plain text password in logs
V. Comments for CVE-2023-4108
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