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I. Basic Information for CVE-2026-31817
Vulnerability Information

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Vulnerability Title
OliveTin's unsafe parsing of UniqueTrackingId can be used to write files
Source: NVD (National Vulnerability Database)
Vulnerability Description
OliveTin gives access to predefined shell commands from a web interface. Prior to 3000.11.2, when the saveLogs feature is enabled, OliveTin persists execution log entries to disk. The filename used for these log files is constructed in part from the user-supplied UniqueTrackingId field in the StartAction API request. This value is not validated or sanitized before being used in a file path, allowing an attacker to use directory traversal sequences (e.g., ../../../) to write files to arbitrary locations on the filesystem. This vulnerability is fixed in 3000.11.2.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:L
Source: NVD (National Vulnerability Database)
Vulnerability Type
对路径名的限制不恰当(路径遍历)
Source: NVD (National Vulnerability Database)
Vulnerability Title
OliveTin 路径遍历漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
OliveTin是OliveTin开源的一个Web应用。 OliveTin 3000.11.2之前版本存在路径遍历漏洞,该漏洞源于使用用户提供的UniqueTrackingId字段构造日志文件名时未进行验证或清理,可能导致目录遍历和任意文件写入。
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
OliveTinOliveTin < 3000.11.2 -
II. Public POCs for CVE-2026-31817
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III. Intelligence Information for CVE-2026-31817
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